anchor.diff:        ],
       ),
       GalleryDemo(
  -      title: GalleryLocalizations.of(context).demoCupertinoButtonsTitle,
  +      title: localizations.demoCupertinoButtonsTitle,
         icon: GalleryIcons.genericButtons,
  -      subtitle: GalleryLocalizations.of(context).demoCupertinoButtonsSubtitle,
  -      configurations: [
  -        GalleryDemoConfiguration(
  -          title: GalleryLocalizations.of(context).demoCupertinoButtonsTitle,
  -          description:
  -              GalleryLocalizations.of(context).demoCupertinoButtonsDescription,
  -          documentationUrl:
  -              'https://api.flutter.dev/flutter/cupertino/CupertinoButton-class.html',
  +      subtitle: localizations.demoCupertinoButtonsSubtitle,
  +      configurations: [
  +        GalleryDemoConfiguration(
  +          title: localizations.demoCupertinoButtonsTitle,
  +          description: localizations.demoCupertinoButtonsDescription,
  +          documentationUrl:
  +              '$_docsBaseUrl/cupertino/CupertinoButton-class.html',
             buildRoute: (_) => CupertinoButtonDemo(),
             code: CodeSegments.cupertinoButtonDemo,
           ),
         ],
       ),
       GalleryDemo(
  -      title: GalleryLocalizations.of(context).demoCupertinoNavigationBarTitle,
  +      title: localizations.demoCupertinoNavigationBarTitle,
         icon: GalleryIcons.bottomSheetPersistent,
  -      subtitle:
  -          GalleryLocalizations.of(context).demoCupertinoNavigationBarSubtitle,
  -      configurations: [
  -        GalleryDemoConfiguration(
  -          title:
  -              GalleryLocalizations.of(context).demoCupertinoNavigationBarTitle,
  -          description: GalleryLocalizations.of(context)
  -              .demoCupertinoNavigationBarDescription,
  -          documentationUrl:
  -              'https://api.flutter.dev/flutter/cupertino/CupertinoNavigationBar-class.html',
  +      subtitle: localizations.demoCupertinoNavigationBarSubtitle,
  +      configurations: [
  +        GalleryDemoConfiguration(
  +          title: localizations.demoCupertinoNavigationBarTitle,
  +          description: localizations.demoCupertinoNavigationBarDescription,
  +          documentationUrl:
  +              '$_docsBaseUrl/cupertino/CupertinoNavigationBar-class.html',
             buildRoute: (_) => CupertinoNavigationBarDemo(),
             code: CodeSegments.cupertinoNavigationBarDemo,
           ),
         ],
       ),
       GalleryDemo(
  -      title: GalleryLocalizations.of(context).demoCupertinoPullToRefreshTitle,
  +      title: localizations.demoCupertinoPullToRefreshTitle,
         icon: GalleryIcons.cupertinoPullToRefresh,
  -      subtitle:
  -          GalleryLocalizations.of(context).demoCupertinoPullToRefreshSubtitle,
  -      configurations: [
  -        GalleryDemoConfiguration(
  -          title:
  -              GalleryLocalizations.of(context).demoCupertinoPullToRefreshTitle,
  -          description: GalleryLocalizations.of(context)
  -              .demoCupertinoPullToRefreshDescription,
  -          documentationUrl:
  -              'https://api.flutter.dev/flutter/cupertino/CupertinoSliverRefreshControl-class.html',
  +      subtitle: localizations.demoCupertinoPullToRefreshSubtitle,
  +      configurations: [
  +        GalleryDemoConfiguration(
  +          title: localizations.demoCupertinoPullToRefreshTitle,
  +          description: localizations.demoCupertinoPullToRefreshDescription,
  +          documentationUrl:
  +              '$_docsBaseUrl/cupertino/CupertinoSliverRefreshControl-class.html',
             buildRoute: (_) => CupertinoRefreshControlDemo(),
             code: CodeSegments.cupertinoRefreshDemo,
           ),
         ],
       ),
       GalleryDemo(
  -      title:
  -          GalleryLocalizations.of(context).demoCupertinoSegmentedControlTitle,
  +      title: localizations.demoCupertinoSegmentedControlTitle,
         icon: GalleryIcons.tabs,
  -      subtitle: GalleryLocalizations.of(context)
  -          .demoCupertinoSegmentedControlSubtitle,
  -      configurations: [
  -        GalleryDemoConfiguration(
  -          title: GalleryLocalizations.of(context)
  -              .demoCupertinoSegmentedControlTitle,
  -          description: GalleryLocalizations.of(context)
  -              .demoCupertinoSegmentedControlDescription,
  -          documentationUrl:
  -              'https://api.flutter.dev/flutter/cupertino/CupertinoSegmentedControl-class.html',
  +      subtitle: localizations.demoCupertinoSegmentedControlSubtitle,
  +      configurations: [
  +        GalleryDemoConfiguration(
  +          title: localizations.demoCupertinoSegmentedControlTitle,
  +          description: localizations.demoCupertinoSegmentedControlDescription,
  +          documentationUrl:
  +              '$_docsBaseUrl/cupertino/CupertinoSegmentedControl-class.html',
             buildRoute: (_) => CupertinoSegmentedControlDemo(),
             code: CodeSegments.cupertinoSegmentedControlDemo,
           ),
         ],
       ),
       GalleryDemo(
  -      title: GalleryLocalizations.of(context).demoCupertinoSliderTitle,
  +      title: localizations.demoCupertinoSliderTitle,
         icon: GalleryIcons.sliders,
  -      subtitle: GalleryLocalizations.of(context).demoCupertinoSliderSubtitle,
  -      configurations: [
  -        GalleryDemoConfiguration(
  -          title: GalleryLocalizations.of(context).demoCupertinoSliderTitle,
  -          description:
  -              GalleryLocalizations.of(context).demoCupertinoSliderDescription,
  -          documentationUrl:
  -              'https://api.flutter.dev/flutter/cupertino/CupertinoSlider-class.html',
  +      subtitle: localizations.demoCupertinoSliderSubtitle,
  +      configurations: [
  +        GalleryDemoConfiguration(
  +          title: localizations.demoCupertinoSliderTitle,
  +          description: localizations.demoCupertinoSliderDescription,
  +          documentationUrl:
  +              '$_docsBaseUrl/cupertino/CupertinoSlider-class.html',
             buildRoute: (_) => CupertinoSliderDemo(),
             code: CodeSegments.cupertinoSliderDemo,
           ),
         ],
       ),
       GalleryDemo(
  -      title: GalleryLocalizations.of(context).demoSelectionControlsSwitchTitle,
  +      title: localizations.demoSelectionControlsSwitchTitle,
         icon: GalleryIcons.cupertinoSwitch,
  -      subtitle: GalleryLocalizations.of(context).demoCupertinoSwitchSubtitle,
  -      configurations: [
  -        GalleryDemoConfiguration(
  -          title:
  -              GalleryLocalizations.of(context).demoSelectionControlsSwitchTitle,
  -          description:
  -              GalleryLocalizations.of(context).demoCupertinoSwitchDescription,
  -          documentationUrl:
  -              'https://api.flutter.dev/flutter/cupertino/CupertinoSwitch-class.html',
  +      subtitle: localizations.demoCupertinoSwitchSubtitle,
  +      configurations: [
  +        GalleryDemoConfiguration(
  +          title: localizations.demoSelectionControlsSwitchTitle,
  +          description: localizations.demoCupertinoSwitchDescription,
  +          documentationUrl:
  +              '$_docsBaseUrl/cupertino/CupertinoSwitch-class.html',
             buildRoute: (_) => CupertinoSwitchDemo(),
             code: CodeSegments.cupertinoSwitchDemo,
           ),
         ],
       ),
       GalleryDemo(
  -      title: GalleryLocalizations.of(context).demoCupertinoTabBarTitle,
  +      title: localizations.demoCupertinoTabBarTitle,
         icon: GalleryIcons.bottomNavigation,
  -      subtitle: GalleryLocalizations.of(context).demoCupertinoTabBarSubtitle,
  -      configurations: [
  -        GalleryDemoConfiguration(
  -          title: GalleryLocalizations.of(context).demoCupertinoTabBarTitle,
  -          description:
  -              GalleryLocalizations.of(context).demoCupertinoTabBarDescription,
  -          documentationUrl:
  -              'https://api.flutter.dev/flutter/cupertino/CupertinoTabBar-class.html',
  +      subtitle: localizations.demoCupertinoTabBarSubtitle,
  +      configurations: [
  +        GalleryDemoConfiguration(
  +          title: localizations.demoCupertinoTabBarTitle,
  +          description: localizations.demoCupertinoTabBarDescription,
  +          documentationUrl:
  +              '$_docsBaseUrl/cupertino/CupertinoTabBar-class.html',
             buildRoute: (_) => CupertinoTabBarDemo(),
             code: CodeSegments.cupertinoNavigationDemo,
           ),
  
positive.code:       ],
      ),
      GalleryDemo(
        title: GalleryLocalizations.of(context).demoSnackbarsTitle,
        icon: GalleryIcons.snackbar,
        subtitle: GalleryLocalizations.of(context).demoSnackbarsSubtitle,
        configurations: [
          GalleryDemoConfiguration(
            title: GalleryLocalizations.of(context).demoSnackbarsTitle,
            description:
                GalleryLocalizations.of(context).demoSnackbarsDescription,
            documentationUrl:
                'https://api.flutter.dev/flutter/material/SnackBar-class.html',
            buildRoute: (context) => SnackbarsDemo(),
            code: CodeSegments.snackbarsDemo,
          ),
        ],
      ),
      GalleryDemo(
        title: GalleryLocalizations.of(context).demoTabsTitle,
        icon: GalleryIcons.tabs,
        subtitle: GalleryLocalizations.of(context).demoTabsSubtitle,
        configurations: [
          GalleryDemoConfiguration(
            title: GalleryLocalizations.of(context).demoTabsTitle,
            description: GalleryLocalizations.of(context).demoTabsDescription,
            documentationUrl:
                'https://api.flutter.dev/flutter/material/TabBarView-class.html',
            buildRoute: (context) => TabsDemo(),
            code: CodeSegments.tabsDemo,
          ),
        ],
      ),
      GalleryDemo(
        title: GalleryLocalizations.of(context).demoTextFieldTitle,
        icon: GalleryIcons.textFieldsAlt,
        subtitle: GalleryLocalizations.of(context).demoTextFieldSubtitle,
        configurations: [
          GalleryDemoConfiguration(
            title: GalleryLocalizations.of(context).demoTextFieldTitle,
            description:
                GalleryLocalizations.of(context).demoTextFieldDescription,
            documentationUrl:
                'https://api.flutter.dev/flutter/material/TextField-class.html',
            buildRoute: (_) => TextFieldDemo(),
            code: CodeSegments.textFieldDemo,
          ),
        ],
      ),
      GalleryDemo(
        title: GalleryLocalizations.of(context).demoTooltipTitle,
        icon: GalleryIcons.tooltip,
        subtitle: GalleryLocalizations.of(context).demoTooltipSubtitle,
        configurations: [
          GalleryDemoConfiguration(
            title: GalleryLocalizations.of(context).demoTooltipTitle,
            description: GalleryLocalizations.of(context).demoTooltipDescription,
            documentationUrl:
                'https://api.flutter.dev/flutter/material/Tooltip-class.html',
            buildRoute: (_) => TooltipDemo(),
            code: CodeSegments.tooltipDemo,
          ),
  
negative.code:       ],
      ),
      GalleryDemo(
        title: localizations.demoSlidersTitle,
        icon: GalleryIcons.sliders,
        subtitle: localizations.demoSlidersSubtitle,
        configurations: [
          GalleryDemoConfiguration(
            title: localizations.demoSlidersTitle,
            description: localizations.demoSlidersDescription,
            documentationUrl: '$_docsBaseUrl/material/Slider-class.html',
            buildRoute: (context) => SlidersDemo(type: SlidersDemoType.sliders),
            code: CodeSegments.slidersDemo,
          ),
          GalleryDemoConfiguration(
            title: localizations.demoRangeSlidersTitle,
            description: localizations.demoRangeSlidersDescription,
            documentationUrl: '$_docsBaseUrl/material/RangeSlider-class.html',
            buildRoute: (context) =>
                SlidersDemo(type: SlidersDemoType.rangeSliders),
            code: CodeSegments.rangeSlidersDemo,
          ),
          GalleryDemoConfiguration(
            title: localizations.demoCustomSlidersTitle,
            description: localizations.demoCustomSlidersDescription,
            documentationUrl: '$_docsBaseUrl/material/SliderTheme-class.html',
            buildRoute: (context) =>
                SlidersDemo(type: SlidersDemoType.customSliders),
            code: CodeSegments.customSlidersDemo,
  