DevTools: get rid of WebInspector.cssModel, use target models instead

Source/devtools/front_end/sdk/IsolatedFileSystemManager.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 117 matching lines @@
 
     /**
      * @param {!WebInspector.Event} event
      */
     _onFileSystemAdded: function(event)
     {
         var errorMessage = /** @type {string} */ (event.data["errorMessage"]);
         var fileSystem = /** @type {!WebInspector.IsolatedFileSystemManager.FileSystem} */ (event.data["fileSystem"]);
         var fileSystemPath;
         if (errorMessage) {
-            WebInspector.console.addErrorMessage(errorMessage, true);
+            WebInspector.console.error(errorMessage, true);
         } else {
             this._innerAddFileSystem(fileSystem);
             fileSystemPath = fileSystem.fileSystemPath;
         }
     },
 
     /**
      * @param {!WebInspector.Event} event
      */
     _onFileSystemRemoved: function(event)
@@ skipping 42 matching lines @@
         callback(this._isolatedFileSystem(fileSystemPath));
     },
 
     __proto__: WebInspector.Object.prototype
 }
 
 /**
  * @type {!WebInspector.IsolatedFileSystemManager}
  */
 WebInspector.isolatedFileSystemManager;