DevTools: rename WebInspector into modules.

third_party/WebKit/Source/devtools/front_end/common/Throttler.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.
 /**
  * @unrestricted
  */
-WebInspector.Throttler = class {
+Common.Throttler = class {
   /**
    * @param {number} timeout
    */
   constructor(timeout) {
     this._timeout = timeout;
     this._isRunningProcess = false;
     this._asSoonAsPossible = false;
     /** @type {?function():(!Promise.<?>)} */
     this._process = null;
     this._lastCompleteTime = 0;
@@ skipping 70 matching lines @@
    * @param {function()} operation
    * @param {number} timeout
    * @return {number}
    */
   _setTimeout(operation, timeout) {
     return setTimeout(operation, timeout);
   }
 };
 
 /** @typedef {function(!Error=)} */
-WebInspector.Throttler.FinishCallback;
+Common.Throttler.FinishCallback;