DevTools: Code fixes for the Closure compiler roll

Source/devtools/front_end/sdk/DOMModel.js

 /*
  * Copyright (C) 2009, 2010 Google Inc. All rights reserved.
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * 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.
@@ skipping 997 matching lines @@
      */
     _wrapClientCallback: function(callback)
     {
         if (!callback)
             return;
         /**
          * @param {?Protocol.Error} error
          * @param {!T=} result
          * @template T
          */
-        return function(error, result)
+        var wrapper = function(error, result)
         {
             // Caller is responsible for handling the actual error.
             callback(error ? null : result);
-        }
+        };
+        return wrapper;
     },
 
     /**
      * @param {function(function(?Protocol.Error, !T=)=)} func
      * @param {function(!T)=} callback
      * @template T
      */
     _dispatchWhenDocumentAvailable: function(func, callback)
     {
         var callbackWrapper = this._wrapClientCallback(callback);
@@ skipping 824 matching lines @@
     setInspectModeEnabled: function(enabled, inspectUAShadowDOM, config, callback)
     {
         this._agent.setInspectModeEnabled(enabled, inspectUAShadowDOM, config, callback);
     }
 }
 
 /**
  * @type {!WebInspector.DOMModel}
  */
 WebInspector.domModel;