DevTools: Make SourcesView shortcut work when it's shown in drawer and move "save" shortcut into it

Source/devtools/front_end/UISourceCodeFrame.js

 /*
  * Copyright (C) 2012 Google 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:
  *
  * 1. Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *
@@ skipping 23 matching lines @@
 WebInspector.UISourceCodeFrame = function(uiSourceCode)
 {
     this._uiSourceCode = uiSourceCode;
     WebInspector.SourceFrame.call(this, this._uiSourceCode);
     WebInspector.settings.textEditorAutocompletion.addChangeListener(this._enableAutocompletionIfNeeded, this);
     this._enableAutocompletionIfNeeded();
 
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.WorkingCopyChanged, this._onWorkingCopyChanged, this);
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.WorkingCopyCommitted, this._onWorkingCopyCommitted, this);
     this._updateStyle();
-    this.addShortcut(WebInspector.KeyboardShortcut.makeKey("s", WebInspector.KeyboardShortcut.Modifiers.CtrlOrMeta), this._commitEditing.bind(this));
 }
 
 WebInspector.UISourceCodeFrame.prototype = {
-    _commitEditing: function()
-    {
-        this.commitEditing();
-        return true;
-    },
-
     /**
      * @return {!WebInspector.UISourceCode}
      */
     uiSourceCode: function()
     {
         return this._uiSourceCode;
     },
 
     _enableAutocompletionIfNeeded: function()
     {
@@ skipping 117 matching lines @@
         contextMenu.appendSeparator();
     },
 
     dispose: function()
     {
         this.detach();
     },
 
     __proto__: WebInspector.SourceFrame.prototype
 }