Refactor GlobalShortcutListener.

chrome/browser/extensions/global_shortcut_listener_win.h

Index: chrome/browser/extensions/global_shortcut_listener_win.h
diff --git a/chrome/browser/extensions/global_shortcut_listener_win.h b/chrome/browser/extensions/global_shortcut_listener_win.h
index f327f700433e0ead6320820aeb28e2f5d4939b14..6785e20bb112b8a2ada14e95a7e7d35afad6015a 100644
--- a/chrome/browser/extensions/global_shortcut_listener_win.h
+++ b/chrome/browser/extensions/global_shortcut_listener_win.h
@@ -21,9 +21,6 @@ class GlobalShortcutListenerWin : public GlobalShortcutListener,
  public:
   virtual ~GlobalShortcutListenerWin();
 
-  virtual void StartListening() OVERRIDE;
-  virtual void StopListening() OVERRIDE;
-
  private:
   friend struct base::DefaultLazyInstanceTraits<GlobalShortcutListenerWin>;
 
@@ -35,14 +32,13 @@ class GlobalShortcutListenerWin : public GlobalShortcutListener,
                          WPARAM wparam,
                          LPARAM lparam) OVERRIDE;
 
-  // Register an |accelerator| with the particular |observer|.
-  virtual void RegisterAccelerator(
-      const ui::Accelerator& accelerator,
-      GlobalShortcutListener::Observer* observer) OVERRIDE;
-  // Unregister an |accelerator| with the particular |observer|.
-  virtual void UnregisterAccelerator(
-      const ui::Accelerator& accelerator,
-      GlobalShortcutListener::Observer* observer) OVERRIDE;
+  // GlobalShortcutListener implementation.
+  virtual void StartListening() OVERRIDE;
+  virtual void StopListening() OVERRIDE;
+  virtual bool RegisterAcceleratorImpl(
+      const ui::Accelerator& accelerator) OVERRIDE;
+  virtual void UnregisterAcceleratorImpl(
+      const ui::Accelerator& accelerator) OVERRIDE;
 
   // Whether this object is listening for global shortcuts.
   bool is_listening_;