text: /*
   * Copyright (C) 2010 Nikita Vasilyev. All rights reserved.
   * Copyright (C) 2010 Joseph Pecoraro. All rights reserved.
   * Copyright (C) 2010 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  /**
   * @constructor
   * @param {Array.<CSSAgent.CSSPropertyInfo|string>} properties
   */
  WebInspector.CSSMetadata = function(properties)
  {
      this._values = /** !Array.<string> */ ([]);
      this._longhands = {};
      this._shorthands = {};
      for (var i = 0; i < properties.length; ++i) {
          var property = properties[i];
          if (typeof property === "string") {
              this._values.push(property);
              continue;
          }
  
          var propertyName = property.name;
          this._values.push(propertyName);
  
          var longhands = properties[i].longhands;
          if (longhands) {
              this._longhands[propertyName] = longhands;
              for (var j = 0; j < longhands.length; ++j) {
                  var longhandName = longhands[j];
                  var shorthands = this._shorthands[longhandName];
                  if (!shorthands) {
                      shorthands = [];
                      this._shorthands[longhandName] = shorthands;
                  }
                  shorthands.push(propertyName);
              }
          }
      }
      this._values.sort();
  }
  
  /**
   * @type {!WebInspector.CSSMetadata}
   */
  WebInspector.CSSMetadata.cssPropertiesMetainfo = new WebInspector.CSSMetadata([]);
  
  WebInspector.CSSMetadata.isColorAwareProperty = function(propertyName)
  {
      return WebInspector.CSSMetadata._colorAwareProperties[propertyName] === true;
  }
  
  WebInspector.CSSMetadata.colors = function()
  {
      if (!WebInspector.CSSMetadata._colorsKeySet)
          WebInspector.CSSMetadata._colorsKeySet = WebInspector.CSSMetadata._colors.keySet();
      return WebInspector.CSSMetadata._colorsKeySet;
  }
  
  // Taken from http://www.w3.org/TR/CSS21/propidx.html.
  WebInspector.CSSMetadata.InheritedProperties = [
      "azimuth", "border-collapse", "border-spacing", "caption-side", "color", "cursor", "direction", "elevation",
      "empty-cells", "font-family", "font-size", "font-style", "font-variant", "font-weight", "font", "letter-spacing",
      "line-height", "list-style-image", "list-style-position", "list-style-type", "list-style", "orphans", "pitch-range",
      "pitch", "quotes", "resize", "richness", "speak-header", "speak-numeral", "speak-punctuation", "speak", "speech-rate", "stress",
      "text-align", "text-indent", "text-transform", "text-shadow", "visibility", "voice-family", "volume", "white-space", "widows",
      "word-spacing", "zoom"
  ].keySet();
  
  // These non-standard Blink-specific properties augment the InheritedProperties.
  WebInspector.CSSMetadata.NonStandardInheritedProperties = [
      "-webkit-font-smoothing"
  ].keySet();
  
  /**
   * @param {string} name
   * @return {string}
   */
  WebInspector.CSSMetadata.canonicalPropertyName = function(name)
  {
      if (!name || name.length < 9 || name.charAt(0) !== "-")
          return name.toLowerCase();
      var match = name.match(/(?:-webkit-|-khtml-|-apple-)(.+)/);
      if (!match)
          return name.toLowerCase();
      return match[1].toLowerCase();
  }
  
  /**
   * @param {string} propertyName
   * @return {boolean}
   */
  WebInspector.CSSMetadata.isPropertyInherited = function(propertyName)
  {
      return !!(WebInspector.CSSMetadata.InheritedProperties[WebInspector.CSSMetadata.canonicalPropertyName(propertyName)]
              || WebInspector.CSSMetadata.NonStandardInheritedProperties[propertyName.toLowerCase()]);
  }
  
  WebInspector.CSSMetadata._colors = [
      "aqua", "black", "blue", "fuchsia", "gray", "green", "lime", "maroon", "navy", "olive", "orange", "purple", "red",
      "silver", "teal", "white", "yellow", "transparent", "currentcolor", "grey", "aliceblue", "antiquewhite",
      "aquamarine", "azure", "beige", "bisque", "blanchedalmond", "blueviolet", "brown", "burlywood", "cadetblue",
      "chartreuse", "chocolate", "coral", "cornflowerblue", "cornsilk", "crimson", "cyan", "darkblue", "darkcyan",
      "darkgoldenrod", "darkgray", "darkgreen", "darkgrey", "darkkhaki", "darkmagenta", "darkolivegreen", "darkorange",
      "darkorchid", "darkred", "darksalmon", "darkseagreen", "darkslateblue", "darkslategray", "darkslategrey",
      "darkturquoise", "darkviolet", "deeppink", "deepskyblue", "dimgray", "dimgrey", "dodgerblue", "firebrick",
      "floralwhite", "forestgreen", "gainsboro", "ghostwhite", "gold", "goldenrod", "greenyellow", "honeydew", "hotpink",
      "indianred", "indigo", "ivory", "khaki", "lavender", "lavenderblush", "lawngreen", "lemonchiffon", "lightblue",
      "lightcoral", "lightcyan", "lightgoldenrodyellow", "lightgray", "lightgreen", "lightgrey", "lightpink",
      "lightsalmon", "lightseagreen", "lightskyblue", "lightslategray", "lightslategrey", "lightsteelblue", "lightyellow",
      "limegreen", "linen", "magenta", "mediumaquamarine", "mediumblue", "mediumorchid", "mediumpurple", "mediumseagreen",
      "mediumslateblue", "mediumspringgreen", "mediumturquoise", "mediumvioletred", "midnightblue", "mintcream",
      "mistyrose", "moccasin", "navajowhite", "oldlace", "olivedrab", "orangered", "orchid", "palegoldenrod", "palegreen",
      "paleturquoise", "palevioletred", "papayawhip", "peachpuff", "peru", "pink", "plum", "powderblue", "rosybrown",
      "royalblue", "saddlebrown", "salmon", "sandybrown", "seagreen", "seashell", "sienna", "skyblue", "slateblue",
      "slategray", "slategrey", "snow", "springgreen", "steelblue", "tan", "thistle", "tomato", "turquoise", "violet",
      "wheat", "whitesmoke", "yellowgreen"
  ];
  
  WebInspector.CSSMetadata._colorAwareProperties = [
      "background", "background-color", "background-image", "border", "border-color", "border-top", "border-right", "border-bottom",
      "border-left", "border-top-color", "border-right-color", "border-bottom-color", "border-left-color", "box-shadow", "color",
      "fill", "outline", "outline-color", "stroke", "text-line-through-color", "text-overline-color",
      "text-shadow", "text-underline-color", "-webkit-box-shadow", "-webkit-column-rule-color",
      "-webkit-text-decoration-color", "-webkit-text-emphasis", "-webkit-text-emphasis-color"
  ].keySet();
  
  WebInspector.CSSMetadata._propertyDataMap = {
      "table-layout": { values: [
          "auto", "fixed"
      ] },
      "visibility": { values: [
          "hidden", "visible", "collapse"
      ] },
      "background-repeat": { values: [
          "repeat", "repeat-x", "repeat-y", "no-repeat", "space", "round"
      ] },
      "content": { values: [
          "list-item", "close-quote", "no-close-quote", "no-open-quote", "open-quote"
      ] },
      "list-style-image": { values: [
          "none"
      ] },
      "clear": { values: [
          "none", "left", "right", "both"
      ] },
      "text-underline-mode": { values: [
          "continuous", "skip-white-space"
      ] },
      "overflow-x": { values: [
          "hidden", "auto", "visible", "overlay", "scroll"
      ] },
      "stroke-linejoin": { values: [
          "round", "miter", "bevel"
      ] },
      "baseline-shift": { values: [
          "baseline", "sub", "super"
      ] },
      "border-bottom-width": { values: [
          "medium", "thick", "thin"
      ] },
      "marquee-speed": { values: [
          "normal", "slow", "fast"
      ] },
      "margin-top-collapse": { values: [
          "collapse", "separate", "discard"
      ] },
      "max-height": { values: [
          "none"
      ] },
      "box-orient": { values: [
          "horizontal", "vertical", "inline-axis", "block-axis"
      ], },
      "font-stretch": { values: [
          "normal", "wider", "narrower", "ultra-condensed", "extra-condensed", "condensed", "semi-condensed",
          "semi-expanded", "expanded", "extra-expanded", "ultra-expanded"
      ] },
      "text-underline-style": { values: [
          "none", "dotted", "dashed", "solid", "double", "dot-dash", "dot-dot-dash", "wave"
      ] },
      "text-overline-mode": { values: [
          "continuous", "skip-white-space"
      ] },
      "-webkit-background-composite": { values: [
          "highlight", "clear", "copy", "source-over", "source-in", "source-out", "source-atop", "destination-over",
          "destination-in", "destination-out", "destination-atop", "xor", "plus-darker", "plus-lighter"
      ] },
      "border-left-width": { values: [
          "medium", "thick", "thin"
      ] },
      "-webkit-writing-mode": { values: [
          "lr", "rl", "tb", "lr-tb", "rl-tb", "tb-rl", "horizontal-tb", "vertical-rl", "vertical-lr", "horizontal-bt"
      ] },
      "text-line-through-mode": { values: [
          "continuous", "skip-white-space"
      ] },
      "border-collapse": { values: [
          "collapse", "separate"
      ] },
      "page-break-inside": { values: [
          "auto", "avoid"
      ] },
      "border-top-width": { values: [
          "medium", "thick", "thin"
      ] },
      "outline-color": { values: [
          "invert"
      ] },
      "text-line-through-style": { values: [
          "none", "dotted", "dashed", "solid", "double", "dot-dash", "dot-dot-dash", "wave"
      ] },
      "outline-style": { values: [
          "none", "hidden", "inset", "groove", "ridge", "outset", "dotted", "dashed", "solid", "double"
      ] },
      "cursor": { values: [
          "none", "copy", "auto", "crosshair", "default", "pointer", "move", "vertical-text", "cell", "context-menu",
          "alias", "progress", "no-drop", "not-allowed", "-webkit-zoom-in", "-webkit-zoom-out", "e-resize", "ne-resize",
          "nw-resize", "n-resize", "se-resize", "sw-resize", "s-resize", "w-resize", "ew-resize", "ns-resize",
          "nesw-resize", "nwse-resize", "col-resize", "row-resize", "text", "wait", "help", "all-scroll", "-webkit-grab",
          "-webkit-grabbing"
      ] },
      "border-width": { values: [
          "medium", "thick", "thin"
      ] },
      "size": { values: [
          "a3", "a4", "a5", "b4", "b5", "landscape", "ledger", "legal", "letter", "portrait"
      ] },
      "background-size": { values: [
          "contain", "cover"
      ] },
      "direction": { values: [
          "ltr", "rtl"
      ] },
      "marquee-direction": { values: [
          "left", "right", "auto", "reverse", "forwards", "backwards", "ahead", "up", "down"
      ] },
      "enable-background": { values: [
          "accumulate", "new"
      ] },
      "float": { values: [
          "none", "left", "right"
      ] },
      "overflow-y": { values: [
          "hidden", "auto", "visible", "overlay", "scroll"
      ] },
      "margin-bottom-collapse": { values: [
          "collapse",  "separate", "discard"
      ] },
      "box-reflect": { values: [
          "left", "right", "above", "below"
      ] },
      "overflow": { values: [
          "hidden", "auto", "visible", "overlay", "scroll"
      ] },
      "text-rendering": { values: [
          "auto", "optimizeSpeed", "optimizeLegibility", "geometricPrecision"
      ] },
      "text-align": { values: [
          "-webkit-auto", "start", "end", "left", "right", "center", "justify", "-webkit-left", "-webkit-right", "-webkit-center"
      ] },
      "list-style-position": { values: [
          "outside", "inside", "hanging"
      ] },
      "margin-bottom": { values: [
          "auto"
      ] },
      "color-interpolation": { values: [
          "linearrgb"
      ] },
      "background-origin": { values: [
          "border-box", "content-box", "padding-box"
      ] },
      "word-wrap": { values: [
          "normal", "break-word"
      ] },
      "font-weight": { values: [
          "normal", "bold", "bolder", "lighter", "100", "200", "300", "400", "500", "600", "700", "800", "900"
      ] },
      "margin-before-collapse": { values: [
          "collapse", "separate", "discard"
      ] },
      "text-overline-width": { values: [
          "normal", "medium", "auto", "thick", "thin"
      ] },
      "text-transform": { values: [
          "none", "capitalize", "uppercase", "lowercase"
      ] },
      "border-right-style": { values: [
          "none", "hidden", "inset", "groove", "ridge", "outset", "dotted", "dashed", "solid", "double"
      ] },
      "border-left-style": { values: [
          "none", "hidden", "inset", "groove", "ridge", "outset", "dotted", "dashed", "solid", "double"
      ] },
      "-webkit-text-emphasis": { values: [
          "circle", "filled", "open", "dot", "double-circle", "triangle", "sesame"
      ] },
      "font-style": { values: [
          "italic", "oblique", "normal"
      ] },
      "speak": { values: [
          "none", "normal", "spell-out", "digits", "literal-punctuation", "no-punctuation"
      ] },
      "color-rendering": { values: [
          "auto", "optimizeSpeed", "optimizeQuality"
      ] },
      "list-style-type": { values: [
          "none", "inline", "disc", "circle", "square", "decimal", "decimal-leading-zero", "arabic-indic", "binary", "bengali",
          "cambodian", "khmer", "devanagari", "gujarati", "gurmukhi", "kannada", "lower-hexadecimal", "lao", "malayalam",
          "mongolian", "myanmar", "octal", "oriya", "persian", "urdu", "telugu", "tibetan", "thai", "upper-hexadecimal",
          "lower-roman", "upper-roman", "lower-greek", "lower-alpha", "lower-latin", "upper-alpha", "upper-latin", "afar",
          "ethiopic-halehame-aa-et", "ethiopic-halehame-aa-er", "amharic", "ethiopic-halehame-am-et", "amharic-abegede",
          "ethiopic-abegede-am-et", "cjk-earthly-branch", "cjk-heavenly-stem", "ethiopic", "ethiopic-halehame-gez",
          "ethiopic-abegede", "ethiopic-abegede-gez", "hangul-consonant", "hangul", "lower-norwegian", "oromo",
          "ethiopic-halehame-om-et", "sidama", "ethiopic-halehame-sid-et", "somali", "ethiopic-halehame-so-et", "tigre",
          "ethiopic-halehame-tig", "tigrinya-er", "ethiopic-halehame-ti-er", "tigrinya-er-abegede",
          "ethiopic-abegede-ti-er", "tigrinya-et", "ethiopic-halehame-ti-et", "tigrinya-et-abegede",
          "ethiopic-abegede-ti-et", "upper-greek", "upper-norwegian", "asterisks", "footnotes", "hebrew", "armenian",
          "lower-armenian", "upper-armenian", "georgian", "cjk-ideographic", "hiragana", "katakana", "hiragana-iroha",
          "katakana-iroha"
      ] },
      "-webkit-text-combine": { values: [
          "none", "horizontal"
      ] },
      "outline": { values: [
          "none", "hidden", "inset", "groove", "ridge", "outset", "dotted", "dashed", "solid", "double"
      ] },
      "font": { values: [
          "caption", "icon", "menu", "message-box", "small-caption", "-webkit-mini-control", "-webkit-small-control",
          "-webkit-control", "status-bar", "italic", "oblique", "small-caps", "normal", "bold", "bolder", "lighter",
          "100", "200", "300", "400", "500", "600", "700", "800", "900", "xx-small", "x-small", "small", "medium",
          "large", "x-large", "xx-large", "-webkit-xxx-large", "smaller", "larger", "serif", "sans-serif", "cursive",
          "fantasy", "monospace", "-webkit-body", "-webkit-pictograph"
      ] },
      "dominant-baseline": { values: [
          "middle", "auto", "central", "text-before-edge", "text-after-edge", "ideographic", "alphabetic", "hanging",
          "mathematical", "use-script", "no-change", "reset-size"
      ] },
      "display": { values: [
          "none", "inline", "block", "list-item", "run-in", "compact", "inline-block", "table", "inline-table",
          "table-row-group", "table-header-group", "table-footer-group", "table-row", "table-column-group",
          "table-column", "table-cell", "table-caption", "-webkit-box", "-webkit-inline-box",
          "-webkit-flex", "-webkit-inline-flex", "-webkit-grid", "-webkit-inline-grid", "-wap-marquee"
      ] },
      "-webkit-text-emphasis-position": { values: [
          "over", "under"
      ] },
      "image-rendering": { values: [
          "auto", "optimizeSpeed", "optimizeQuality"
      ] },
      "alignment-baseline": { values: [
          "baseline", "middle", "auto", "before-edge", "after-edge", "central", "text-before-edge", "text-after-edge",
          "ideographic", "alphabetic", "hanging", "mathematical"
      ] },
      "outline-width": { values: [
          "medium", "thick", "thin"
      ] },
      "text-line-through-width": { values: [
          "normal", "medium", "auto", "thick", "thin"
      ] },
      "box-align": { values: [
          "baseline", "center", "stretch", "start", "end"
      ] },
      "border-right-width": { values: [
          "medium", "thick", "thin"
      ] },
      "border-top-style": { values: [
          "none", "hidden", "inset", "groove", "ridge", "outset", "dotted", "dashed", "solid", "double"
      ] },
      "line-height": { values: [
          "normal"
      ] },
      "text-overflow": { values: [
          "clip", "ellipsis"
      ] },
      "overflow-wrap": { values: [
          "normal", "break-word"
      ] },
      "box-direction": { values: [
          "normal", "reverse"
      ] },
      "margin-after-collapse": { values: [
          "collapse", "separate", "discard"
      ] },
      "page-break-before": { values: [
          "left", "right", "auto", "always", "avoid"
      ] },
      "-webkit-hyphens": { values: [
          "none", "auto", "manual"
      ] },
      "border-image": { values: [
          "repeat", "stretch"
      ] },
      "text-decoration": { values: [
          "blink", "line-through", "overline", "underline"
      ] },
      "position": { values: [
          "absolute", "fixed", "relative", "static"
      ] },
      "font-family": { values: [
          "serif", "sans-serif", "cursive", "fantasy", "monospace", "-webkit-body", "-webkit-pictograph"
      ] },
      "text-overflow-mode": { values: [
          "clip", "ellipsis"
      ] },
      "border-bottom-style": { values: [
          "none", "hidden", "inset", "groove", "ridge", "outset", "dotted", "dashed", "solid", "double"
      ] },
      "unicode-bidi": { values: [
          "normal", "bidi-override", "embed"
      ] },
      "clip-rule": { values: [
          "nonzero", "evenodd"
      ] },
      "margin-left": { values: [
          "auto"
      ] },
      "margin-top": { values: [
          "auto"
      ] },
      "zoom": { values: [
          "normal", "document", "reset"
      ] },
      "text-overline-style": { values: [
          "none", "dotted", "dashed", "solid", "double", "dot-dash", "dot-dot-dash", "wave"
      ] },
      "max-width": { values: [
          "none"
      ] },
      "caption-side": { values: [
          "top", "bottom"
      ] },
      "empty-cells": { values: [
          "hide", "show"
      ] },
      "pointer-events": { values: [
          "none", "all", "auto", "visible", "visiblepainted", "visiblefill", "visiblestroke", "painted", "fill", "stroke"
      ] },
      "letter-spacing": { values: [
          "normal"
      ] },
      "background-clip": { values: [
          "border-box", "content-box", "padding-box"
      ] },
      "-webkit-font-smoothing": { values: [
          "none", "auto", "antialiased", "subpixel-antialiased"
      ] },
      "border": { values: [
          "none", "hidden", "inset", "groove", "ridge", "outset", "dotted", "dashed", "solid", "double"
      ] },
      "font-size": { values: [
          "xx-small", "x-small", "small", "medium", "large", "x-large", "xx-large", "-webkit-xxx-large", "smaller",
          "larger"
      ] },
      "font-variant": { values: [
          "small-caps", "normal"
      ] },
      "vertical-align": { values: [
          "baseline", "middle", "sub", "super", "text-top", "text-bottom", "top", "bottom", "-webkit-baseline-middle"
      ] },
      "marquee-style": { values: [
          "none", "scroll", "slide", "alternate"
      ] },
      "white-space": { values: [
          "normal", "nowrap", "pre", "pre-line", "pre-wrap"
      ] },
      "text-underline-width": { values: [
          "normal", "medium", "auto", "thick", "thin"
      ] },
      "box-lines": { values: [
          "single", "multiple"
      ] },
      "page-break-after": { values: [
          "left", "right", "auto", "always", "avoid"
      ] },
      "clip-path": { values: [
          "none"
      ] },
      "margin": { values: [
          "auto"
      ] },
      "marquee-repetition": { values: [
          "infinite"
      ] },
      "margin-right": { values: [
          "auto"
      ] },
      "word-break": { values: [
          "normal", "break-all", "break-word"
      ] },
      "word-spacing": { values: [
          "normal"
      ] },
      "-webkit-text-emphasis-style": { values: [
          "circle", "filled", "open", "dot", "double-circle", "triangle", "sesame"
      ] },
      "-webkit-transform": { values: [
          "scale", "scaleX", "scaleY", "scale3d", "rotate", "rotateX", "rotateY", "rotateZ", "rotate3d", "skew", "skewX", "skewY",
          "translate", "translateX", "translateY", "translateZ", "translate3d", "matrix", "matrix3d", "perspective"
      ] },
      "image-resolution": { values: [
          "from-image", "snap"
      ] },
      "box-sizing": { values: [
          "content-box", "padding-box", "border-box"
      ] },
      "clip": { values: [
          "auto"
      ] },
      "resize": { values: [
          "none", "both", "horizontal", "vertical"
      ] },
      "-webkit-align-content": { values: [
          "flex-start", "flex-end", "center", "space-between", "space-around", "stretch"
      ] },
      "-webkit-align-items": {  values: [
          "flex-start", "flex-end", "center", "baseline", "stretch"
      ] },
      "-webkit-align-self": {  values: [
          "auto", "flex-start", "flex-end", "center", "baseline", "stretch"
      ] },
      "-webkit-flex-direction": { values: [
          "row", "row-reverse", "column", "column-reverse"
      ] },
      "-webkit-justify-content": { values: [
          "flex-start", "flex-end", "center", "space-between", "space-around"
      ] },
      "-webkit-flex-wrap": { values: [
          "nowrap", "wrap", "wrap-reverse"
      ] },
      "-webkit-animation-timing-function": { values: [
          "ease", "linear", "ease-in", "ease-out", "ease-in-out", "step-start", "step-end", "steps", "cubic-bezier"
      ] },
      "-webkit-animation-direction": { values: [
          "normal", "reverse", "alternate", "alternate-reverse"
      ] },
      "-webkit-animation-play-state": { values: [
          "running", "paused"
      ] },
      "-webkit-animation-fill-mode": { values: [
          "none", "forwards", "backwards", "both"
      ] },
      "-webkit-backface-visibility": { values: [
          "visible", "hidden"
      ] },
      "-webkit-box-decoration-break": { values: [
          "slice", "clone"
      ] },
      "-webkit-column-break-after": { values: [
          "auto", "always", "avoid", "left", "right", "page", "column", "avoid-page", "avoid-column"
      ] },
      "-webkit-column-break-before": { values: [
          "auto", "always", "avoid", "left", "right", "page", "column", "avoid-page", "avoid-column"
      ] },
      "-webkit-column-break-inside": { values: [
          "auto", "avoid", "avoid-page", "avoid-column"
      ] },
      "-webkit-column-span": { values: [
          "none", "all"
      ] },
      "-webkit-column-count": { values: [
          "auto"
      ] },
      "-webkit-column-gap": { values: [
          "normal"
      ] },
      "-webkit-line-break": { values: [
          "auto", "loose", "normal", "strict"
      ] },
      "-webkit-perspective": { values: [
          "none"
      ] },
      "-webkit-perspective-origin": { values: [
          "left", "center", "right", "top", "bottom"
      ] },
      "-webkit-text-align-last": { values: [
          "auto", "start", "end", "left", "right", "center", "justify"
      ] },
      "-webkit-text-decoration-line": { values: [
          "none", "underline", "overline", "line-through", "blink"
      ] },
      "-webkit-text-decoration-style": { values: [
          "solid", "double", "dotted", "dashed", "wavy"
      ] },
      "-webkit-text-decoration-skip": { values: [
          "none", "objects", "spaces", "ink", "edges", "box-decoration"
      ] },
      "-webkit-transform-origin": { values: [
          "left", "center", "right", "top", "bottom"
      ] },
      "-webkit-transform-style": { values: [
          "flat", "preserve-3d"
      ] },
      "-webkit-transition-timing-function": { values: [
          "ease", "linear", "ease-in", "ease-out", "ease-in-out", "step-start", "step-end", "steps", "cubic-bezier"
      ] },
  
      "-webkit-flex": { m: "flexbox" },
      "-webkit-flex-basis": { m: "flexbox" },
      "-webkit-flex-flow": { m: "flexbox" },
      "-webkit-flex-grow": { m: "flexbox" },
      "-webkit-flex-shrink": { m: "flexbox" },
      "-webkit-animation": { m: "animations" },
      "-webkit-animation-delay": { m: "animations" },
      "-webkit-animation-duration": { m: "animations" },
      "-webkit-animation-iteration-count": { m: "animations" },
      "-webkit-animation-name": { m: "animations" },
      "-webkit-column-rule": { m: "multicol" },
      "-webkit-column-rule-color": { m: "multicol", a: "crc" },
      "-webkit-column-rule-style": { m: "multicol", a: "crs" },
      "-webkit-column-rule-width": { m: "multicol", a: "crw" },
      "-webkit-column-width": { m: "multicol", a: "cw" },
      "-webkit-columns": { m: "multicol" },
      "-webkit-grid-columns": { m: "grid" },
      "-webkit-grid-rows": { m: "grid" },
      "-webkit-order": { m: "flexbox" },
      "-webkit-text-decoration-color": { m: "text-decor" },
      "-webkit-text-emphasis-color": { m: "text-decor" },
      "-webkit-transition": { m: "transitions" },
      "-webkit-transition-delay": { m: "transitions" },
      "-webkit-transition-duration": { m: "transitions" },
      "-webkit-transition-property": { m: "transitions" },
      "background": { m: "background" },
      "background-attachment": { m: "background" },
      "background-color": { m: "background" },
      "background-image": { m: "background" },
      "background-position": { m: "background" },
      "background-position-x": { m: "background" },
      "background-position-y": { m: "background" },
      "background-repeat-x": { m: "background" },
      "background-repeat-y": { m: "background" },
      "border-top": { m: "background" },
      "border-right": { m: "background" },
      "border-bottom": { m: "background" },
      "border-left": { m: "background" },
      "border-radius": { m: "background" },
      "bottom": { m: "visuren" },
      "box-shadow": { m: "background" },
      "color": { m: "color", a: "foreground" },
      "counter-increment": { m: "generate" },
      "counter-reset": { m: "generate" },
      "height": { m: "box" },
      "image-orientation": { m: "images" },
      "left": { m: "visuren" },
      "list-style": { m: "lists" },
      "min-height": { m: "box" },
      "min-width": { m: "box" },
      "opacity": { m: "color", a: "transparency" },
      "orphans": { m: "page" },
      "outline-offset": { m: "ui" },
      "padding": { m: "box", a: "padding1" },
      "padding-bottom": { m: "box" },
      "padding-left": { m: "box" },
      "padding-right": { m: "box" },
      "padding-top": { m: "box" },
      "page": { m: "page" },
      "quotes": { m: "generate" },
      "right": { m: "visuren" },
      "tab-size": { m: "text" },
      "text-indent": { m: "text" },
      "text-shadow": { m: "text-decor" },
      "top": { m: "visuren" },
      "unicode-range": { m: "fonts", a: "descdef-unicode-range" },
      "widows": { m: "page" },
      "width": { m: "box" },
      "z-index": { m: "visuren" }
  }
  
  /**
   * @param {string} propertyName
   * @return {!WebInspector.CSSMetadata}
   */
  WebInspector.CSSMetadata.keywordsForProperty = function(propertyName)
  {
      var acceptedKeywords = ["inherit", "initial"];
      var descriptor = WebInspector.CSSMetadata.descriptor(propertyName);
      if (descriptor && descriptor.values)
          acceptedKeywords.push.apply(acceptedKeywords, descriptor.values);
      if (propertyName in WebInspector.CSSMetadata._colorAwareProperties)
          acceptedKeywords.push.apply(acceptedKeywords, WebInspector.CSSMetadata._colors);
      return new WebInspector.CSSMetadata(acceptedKeywords);
  }
  
  /**
   * @param {string} propertyName
   * @return {Object}
   */
  WebInspector.CSSMetadata.descriptor = function(propertyName)
  {
      if (!propertyName)
          return null;
      var unprefixedName = propertyName.replace(/^-webkit-/, "");
      var entry = WebInspector.CSSMetadata._propertyDataMap[propertyName];
      if (!entry && unprefixedName !== propertyName)
          entry = WebInspector.CSSMetadata._propertyDataMap[unprefixedName];
      return entry || null;
  }
  
  WebInspector.CSSMetadata.requestCSSShorthandData = function()
  {
      function propertyNamesCallback(error, properties)
      {
          if (!error)
              WebInspector.CSSMetadata.cssPropertiesMetainfo = new WebInspector.CSSMetadata(properties);
      }
      CSSAgent.getSupportedCSSProperties(propertyNamesCallback);
  }
  
  WebInspector.CSSMetadata.cssPropertiesMetainfoKeySet = function()
  {
      if (!WebInspector.CSSMetadata._cssPropertiesMetainfoKeySet)
          WebInspector.CSSMetadata._cssPropertiesMetainfoKeySet = WebInspector.CSSMetadata.cssPropertiesMetainfo.keySet();
      return WebInspector.CSSMetadata._cssPropertiesMetainfoKeySet;
  }
  
  // Weight of CSS properties based their usage on few popular websites https://gist.github.com/3751436
  WebInspector.CSSMetadata.Weight = {
      "-webkit-animation": 1,
      "-webkit-animation-duration": 1,
      "-webkit-animation-iteration-count": 1,
      "-webkit-animation-name": 1,
      "-webkit-animation-timing-function": 1,
      "-webkit-appearance": 1,
      "-webkit-background-clip": 2,
      "-webkit-border-horizontal-spacing": 1,
      "-webkit-border-vertical-spacing": 1,
      "-webkit-box-shadow": 24,
      "-webkit-font-smoothing": 2,
      "-webkit-transform": 1,
      "-webkit-transition": 8,
      "-webkit-transition-delay": 7,
      "-webkit-transition-duration": 7,
      "-webkit-transition-property": 7,
      "-webkit-transition-timing-function": 6,
      "-webkit-user-select": 1,
      "background": 222,
      "background-attachment": 144,
      "background-clip": 143,
      "background-color": 222,
      "background-image": 201,
      "background-origin": 142,
      "background-size": 25,
      "border": 121,
      "border-bottom": 121,
      "border-bottom-color": 121,
      "border-bottom-left-radius": 50,
      "border-bottom-right-radius": 50,
      "border-bottom-style": 114,
      "border-bottom-width": 120,
      "border-collapse": 3,
      "border-left": 95,
      "border-left-color": 95,
      "border-left-style": 89,
      "border-left-width": 94,
      "border-radius": 50,
      "border-right": 93,
      "border-right-color": 93,
      "border-right-style": 88,
      "border-right-width": 93,
      "border-top": 111,
      "border-top-color": 111,
      "border-top-left-radius": 49,
      "border-top-right-radius": 49,
      "border-top-style": 104,
      "border-top-width": 109,
      "bottom": 16,
      "box-shadow": 25,
      "box-sizing": 2,
      "clear": 23,
      "color": 237,
      "cursor": 34,
      "direction": 4,
      "display": 210,
      "fill": 2,
      "filter": 1,
      "float": 105,
      "font": 174,
      "font-family": 25,
      "font-size": 174,
      "font-style": 9,
      "font-weight": 89,
      "height": 161,
      "left": 54,
      "letter-spacing": 3,
      "line-height": 75,
      "list-style": 17,
      "list-style-image": 8,
      "list-style-position": 8,
      "list-style-type": 17,
      "margin": 241,
      "margin-bottom": 226,
      "margin-left": 225,
      "margin-right": 213,
      "margin-top": 241,
      "max-height": 5,
      "max-width": 11,
      "min-height": 9,
      "min-width": 6,
      "opacity": 24,
      "outline": 10,
      "outline-color": 10,
      "outline-style": 10,
      "outline-width": 10,
      "overflow": 57,
      "overflow-x": 56,
      "overflow-y": 57,
      "padding": 216,
      "padding-bottom": 208,
      "padding-left": 216,
      "padding-right": 206,
      "padding-top": 216,
      "position": 136,
      "resize": 1,
      "right": 29,
      "stroke": 1,
      "stroke-width": 1,
      "table-layout": 1,
      "text-align": 66,
      "text-decoration": 53,
      "text-indent": 9,
      "text-overflow": 8,
      "text-shadow": 19,
      "text-transform": 5,
      "top": 71,
      "unicode-bidi": 1,
      "vertical-align": 37,
      "visibility": 11,
      "white-space": 24,
      "width": 255,
      "word-wrap": 6,
      "z-index": 32,
      "zoom": 10
  };
  
  
  WebInspector.CSSMetadata.prototype = {
      /**
       * @param {string} prefix
       * @return {!Array.<string>}
       */
      startsWith: function(prefix)
      {
          var firstIndex = this._firstIndexOfPrefix(prefix);
          if (firstIndex === -1)
              return [];
  
          var results = [];
          while (firstIndex < this._values.length && this._values[firstIndex].startsWith(prefix))
              results.push(this._values[firstIndex++]);
          return results;
      },
  
      /**
       * @param {Array.<string>} properties
       * @return {number}
       */
      mostUsedOf: function(properties)
      {
          var maxWeight = 0;
          var index = 0;
          for (var i = 0; i < properties.length; i++) {
              var weight = WebInspector.CSSMetadata.Weight[properties[i]];
              if (weight > maxWeight) {
                  maxWeight = weight;
                  index = i;
              }
          }
          return index;
      },
  
      _firstIndexOfPrefix: function(prefix)
      {
          if (!this._values.length)
              return -1;
          if (!prefix)
              return 0;
  
          var maxIndex = this._values.length - 1;
          var minIndex = 0;
          var foundIndex;
  
          do {
              var middleIndex = (maxIndex + minIndex) >> 1;
              if (this._values[middleIndex].startsWith(prefix)) {
                  foundIndex = middleIndex;
                  break;
              }
              if (this._values[middleIndex] < prefix)
                  minIndex = middleIndex + 1;
              else
                  maxIndex = middleIndex - 1;
          } while (minIndex <= maxIndex);
  
          if (foundIndex === undefined)
              return -1;
  
          while (foundIndex && this._values[foundIndex - 1].startsWith(prefix))
              foundIndex--;
  
          return foundIndex;
      },
  
      keySet: function()
      {
          if (!this._keySet)
              this._keySet = this._values.keySet();
          return this._keySet;
      },
  
      next: function(str, prefix)
      {
          return this._closest(str, prefix, 1);
      },
  
      previous: function(str, prefix)
      {
          return this._closest(str, prefix, -1);
      },
  
      _closest: function(str, prefix, shift)
      {
          if (!str)
              return "";
  
          var index = this._values.indexOf(str);
          if (index === -1)
              return "";
  
          if (!prefix) {
              index = (index + this._values.length + shift) % this._values.length;
              return this._values[index];
          }
  
          var propertiesWithPrefix = this.startsWith(prefix);
          var j = propertiesWithPrefix.indexOf(str);
          j = (j + propertiesWithPrefix.length + shift) % propertiesWithPrefix.length;
          return propertiesWithPrefix[j];
      },
  
      /**
       * @param {string} shorthand
       * @return {?Array.<string>}
       */
      longhands: function(shorthand)
      {
          return this._longhands[shorthand];
      },
  
      /**
       * @param {string} longhand
       * @return {?Array.<string>}
       */
      shorthands: function(longhand)
      {
          return this._shorthands[longhand];
      }
  }
  