DevTools: extract NetworkConditionsSelector into its own module

third_party/WebKit/Source/devtools/front_end/timeline/TimelinePanel.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2012 Intel 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.
@@ skipping 363 matching lines @@
     }
     return setting;
   }
 
   /**
    * @return {!UI.ToolbarComboBox}
    */
   _createNetworkConditionsSelect() {
     var toolbarItem = new UI.ToolbarComboBox(null);
     toolbarItem.setMaxWidth(140);
-    Components.NetworkConditionsSelector.decorateSelect(toolbarItem.selectElement());
+    NetworkConditions.NetworkConditionsSelector.decorateSelect(toolbarItem.selectElement());
     return toolbarItem;
   }
 
   _prepareToLoadTimeline() {
     console.assert(this._state === Timeline.TimelinePanel.State.Idle);
     this._setState(Timeline.TimelinePanel.State.Loading);
   }
 
   _createFileSelector() {
     if (this._fileSelectorElement)
@@ skipping 1154 matching lines @@
         return true;
       case 'timeline.jump-to-next-frame':
         panel._jumpToFrame(1);
         return true;
     }
     return false;
   }
 };
 
 Timeline.TimelinePanel._traceProviderSettingSymbol = Symbol('traceProviderSetting');