Move functions for controlling Caps Lock to CapsLockDelegate from SystemTrayDelegate.

chrome/browser/ui/ash/caps_lock_handler.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_UI_ASH_CAPS_LOCK_HANDLER_H_
 #define CHROME_BROWSER_UI_ASH_CAPS_LOCK_HANDLER_H_
 
 #include "ash/caps_lock_delegate.h"
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ skipping 16 matching lines @@
 #endif
 {
  public:
   CapsLockHandler() {}
 #if defined(OS_CHROMEOS)
   explicit CapsLockHandler(chromeos::input_method::XKeyboard* xkeyboard);
 #endif
   virtual ~CapsLockHandler();
 
   // Overridden from ash::CapsLockHandler:
-  virtual bool HandleToggleCapsLock() OVERRIDE;
+  virtual bool IsCapsLockEnabled() const OVERRIDE;
+  virtual void SetCapsLockEnabled(bool enabled) OVERRIDE;
+  virtual void ToggleCapsLock() OVERRIDE;
 
 #if defined(OS_CHROMEOS)
   // Overridden from chromeos::SystemKeyEventListener::CapsLockObserver:
   virtual void OnCapsLockChange(bool enabled) OVERRIDE;
 
   void set_is_running_on_chromeos_for_test(bool is_running_on_chromeos) {
     is_running_on_chromeos_ = is_running_on_chromeos;
   }
 
   bool caps_lock_is_on_for_test() const {
     return caps_lock_is_on_;
   }
 
  private:
   chromeos::input_method::XKeyboard* xkeyboard_;
   bool is_running_on_chromeos_;
   bool caps_lock_is_on_;
 #endif
 
  private:
   DISALLOW_COPY_AND_ASSIGN(CapsLockHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_ASH_CAPS_LOCK_HANDLER_H_