DevTools: remove indirection between CSSWorkspaceBindings and CSS mappings

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @constructor
  * @implements {WebInspector.TargetManager.Observer}
  * @param {!WebInspector.TargetManager} targetManager
  * @param {!WebInspector.Workspace} workspace
  * @param {!WebInspector.NetworkMapping} networkMapping
@@ skipping 141 matching lines @@
  * @param {!WebInspector.NetworkMapping} networkMapping
  */
 WebInspector.CSSWorkspaceBinding.TargetInfo = function(cssModel, workspace, networkMapping)
 {
     this._cssModel = cssModel;
     this._stylesSourceMapping = new WebInspector.StylesSourceMapping(cssModel, workspace, networkMapping);
     this._sassSourceMapping = new WebInspector.SASSSourceMapping(cssModel, networkMapping, WebInspector.NetworkProject.forTarget(cssModel.target()));
 
     /** @type {!Multimap<!WebInspector.CSSStyleSheetHeader, !WebInspector.LiveLocation>} */
     this._locations = new Multimap();
-
-    cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetAdded, this._styleSheetAdded, this);
-    cssModel.addEventListener(WebInspector.CSSModel.Events.StyleSheetRemoved, this._styleSheetRemoved, this);
 }
 
 WebInspector.CSSWorkspaceBinding.TargetInfo.prototype = {
     /**
-     * @param {!WebInspector.Event} event
-     */
-    _styleSheetAdded: function(event)
-    {
-        var header = /** @type {!WebInspector.CSSStyleSheetHeader} */ (event.data);
-        this._stylesSourceMapping.addHeader(header);
-        this._sassSourceMapping.addHeader(header);
-    },
-
-    /**
-     * @param {!WebInspector.Event} event
-     */
-    _styleSheetRemoved: function(event)
-    {
-        var header = /** @type {!WebInspector.CSSStyleSheetHeader} */ (event.data);
-        this._stylesSourceMapping.removeHeader(header);
-        this._sassSourceMapping.removeHeader(header);
-    },
-
-    /**
      * @param {!WebInspector.CSSWorkspaceBinding.LiveLocation} location
      */
     _addLocation: function(location)
     {
         var header = location._header;
         this._locations.set(header, location);
         location.update();
     },
 
     /**
@@ skipping 23 matching lines @@
     {
         var rawLocation = new WebInspector.CSSLocation(header, lineNumber, columnNumber);
         var uiLocation = null;
         uiLocation = uiLocation || this._sassSourceMapping.rawLocationToUILocation(rawLocation);
         uiLocation = uiLocation || this._stylesSourceMapping.rawLocationToUILocation(rawLocation);
         return uiLocation;
     },
 
     _dispose: function()
     {
-        this._cssModel.removeEventListener(WebInspector.CSSModel.Events.StyleSheetAdded, this._styleSheetAdded, this);
-        this._cssModel.removeEventListener(WebInspector.CSSModel.Events.StyleSheetRemoved, this._styleSheetRemoved, this);
+        this._stylesSourceMapping.dispose();
+        this._sassSourceMapping.dispose();
     }
 }
 
 /**
  * @constructor
  * @extends {WebInspector.LiveLocationWithPool}
  * @param {!WebInspector.CSSModel} cssModel
  * @param {?WebInspector.CSSStyleSheetHeader} header
  * @param {!WebInspector.CSSLocation} rawLocation
  * @param {!WebInspector.CSSWorkspaceBinding} binding
@@ skipping 93 matching lines @@
         return false;
     },
 
     __proto__: WebInspector.LiveLocationWithPool.prototype
 }
 
 /**
  * @type {!WebInspector.CSSWorkspaceBinding}
  */
 WebInspector.cssWorkspaceBinding;