Adapt to new icon interface from WebFrame

chrome/browser/defaults.h

 // Copyright (c) 2011 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.
 
 // Defines various defaults whose values varies depending upon the OS.
 
 #ifndef CHROME_BROWSER_DEFAULTS_H_
 #define CHROME_BROWSER_DEFAULTS_H_
 #pragma once
 
@@ skipping 50 matching lines @@
 
 // Should other browsers be shown in about:memory page?
 extern const bool kShowOtherBrowsersInAboutMemory;
 
 // Should always open incognito windows when started with --incognito switch?
 extern const bool kAlwaysOpenIncognitoWindow;
 
 // Should the close button be shown in the Task Manager dialog?
 extern const bool kShowCancelButtonInTaskManager;
 
-// Are touch icons enabled? False by default.
-extern const bool kEnableTouchIcon;
-
 //=============================================================================
 // Runtime "const" - set only once after parsing command line option and should
 // never be modified after that.
 
 // Are bookmark enabled? True by default.
 extern bool bookmarks_enabled;
 
 // Should we skip the user's preference for restore. False by default.
 extern bool skip_restore;
 
 // Whether HelpApp is enabled. True by default. This is only used by Chrome OS
 // today.
 extern bool enable_help_app;
 
 }  // namespace browser_defaults
 
 #endif  // CHROME_BROWSER_DEFAULTS_H_