message: move common code to method, make compatible with upstream
diff: @@ -128,6 +128,7 @@ public class ToolbarView extends Toolbar {
  for(int i = 0; i < getMenu().size(); i++) {
  setTintColor(getMenu().getItem(i).getIcon());
  }
  + setCollapseSearchTintColor(tintColor);
  }
  private void setTintColor(Drawable icon) {
  @@ -137,12 +138,6 @@ public class ToolbarView extends Toolbar {
  else
  icon.clearColorFilter();
  }
  - if (collapseSearchButton != null) {
  - if (tintColor != null)
  - collapseSearchButton.setColorFilter(tintColor);
  - else
  - collapseSearchButton.clearColorFilter();
  - }
  }
  void setMenuItems(@Nullable ReadableArray menuItems) {
  @@ -212,6 +207,11 @@ public class ToolbarView extends Toolbar {
  void setCollapseSearchButton(ImageButton collapseSearchButton) {
  this.collapseSearchButton = collapseSearchButton;
  + setCollapseSearchTintColor(tintColor);
  + }
  +
  +
  + void setCollapseSearchTintColor(Integer tintColor) {
  if (tintColor != null)
  collapseSearchButton.setColorFilter(tintColor);
  else
  