DevTools: Fix all outstanding JavaScript style issues.

third_party/WebKit/Source/devtools/front_end/main/Connections.js

 // Copyright (c) 2015 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
  * @extends {InspectorBackendClass.Connection}
  */
 WebInspector.MainConnection = function()
 {
@@ skipping 122 matching lines @@
     /**
      * @param {!Object} messageObject
      */
     _respondWithError: function(messageObject)
     {
         var error = { message: "This is a stub connection, can't dispatch message.", code:  InspectorBackendClass.DevToolsStubErrorCode, data: messageObject };
         this.dispatch({ id: messageObject.id, error: error });
     },
 
     __proto__: InspectorBackendClass.Connection.prototype
-}
+}