Devtools: Add metrics for drawer views being shown

third_party/WebKit/Source/devtools/front_end/components/Drawer.js

 /*
  * Copyright (C) 2007, 2008 Apple 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 50 matching lines @@
 
 WebInspector.Drawer.prototype = {
     /**
      * @param {string} id
      * @param {boolean=} immediate
      * @return {!Promise.<?WebInspector.Widget>}
      */
     showView: function(id, immediate)
     {
         this._innerShow(immediate);
+        WebInspector.userMetrics.drawerShown(id);
         return this._extensibleTabbedPaneController.showTab(id);
     },
 
     showDrawer: function()
     {
         this._innerShow();
     },
 
     wasShown: function()
     {
@@ skipping 56 matching lines @@
         return this._tabbedPane.selectedTabId;
     },
 
     initialPanelShown: function()
     {
         this._initialPanelWasShown = true;
     },
 
     __proto__: WebInspector.VBox.prototype
 }