DevTools: support uiLocationToRawLocations for CSS

third_party/WebKit/Source/devtools/front_end/bindings/StylesSourceMapping.js

 /*
  * Copyright (C) 2012 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
@@ skipping 56 matching lines @@
    */
   rawLocationToUILocation(rawLocation) {
     var header = rawLocation.header();
     if (!header)
       return null;
     var uiSourceCode = Bindings.NetworkProject.uiSourceCodeForStyleURL(this._workspace, rawLocation.url, header);
     if (!uiSourceCode)
       return null;
     var lineNumber = rawLocation.lineNumber;
     var columnNumber = rawLocation.columnNumber;
-    if (header && header.isInline && header.hasSourceURL) {
+    if (header.isInline && header.hasSourceURL) {
       lineNumber -= header.lineNumberInSource(0);
       columnNumber -= header.columnNumberInSource(lineNumber, 0);
     }
     return uiSourceCode.uiLocation(lineNumber, columnNumber);
   }
 
   /**
+   * @override
+   * @param {!Workspace.UILocation} uiLocation
+   * @return {!Array<!SDK.CSSLocation>}
+   */
+  uiLocationToRawLocations(uiLocation) {
+    // TODO(caseq,lushnikov): return multiple raw locations.
+    var header = Bindings.NetworkProject.styleHeaderForUISourceCode(uiLocation.uiSourceCode);
+    if (!header)
+      return [];
+    var lineNumber = uiLocation.lineNumber;
+    var columnNumber = uiLocation.columnNumber;
+    if (header.isInline && header.hasSourceURL) {
+      columnNumber = header.columnNumberInSource(lineNumber, columnNumber);
+      lineNumber = header.lineNumberInSource(lineNumber);
+    }
+    return [new SDK.CSSLocation(header, lineNumber, columnNumber)];
+  }
+
+  /**
    * @param {!Common.Event} event
    */
   _styleSheetAdded(event) {
     var header = /** @type {!SDK.CSSStyleSheetHeader} */ (event.data);
     var url = header.resourceURL();
     if (!url)
       return;
 
     var map = this._urlToHeadersByFrameId.get(url);
     if (!map) {
@@ skipping 263 matching lines @@
 
   dispose() {
     if (this._terminated)
       return;
     this._terminated = true;
     Common.EventTarget.removeEventListeners(this._eventListeners);
   }
 };
 
 Bindings.StyleFile.updateTimeout = 200;