Implement first part of supporting global extension commands.

chrome/browser/ui/views/extensions/extension_keybinding_registry_views.h

Index: chrome/browser/ui/views/extensions/extension_keybinding_registry_views.h
diff --git a/chrome/browser/ui/views/extensions/extension_keybinding_registry_views.h b/chrome/browser/ui/views/extensions/extension_keybinding_registry_views.h
index 3615a61da37d578492bc770af50df292830e5f9e..4e2fc87addb077ee095b2ade0b839f72c47f2f48 100644
--- a/chrome/browser/ui/views/extensions/extension_keybinding_registry_views.h
+++ b/chrome/browser/ui/views/extensions/extension_keybinding_registry_views.h
@@ -5,7 +5,6 @@
 #ifndef CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXTENSION_KEYBINDING_REGISTRY_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXTENSION_KEYBINDING_REGISTRY_VIEWS_H_
 
-#include <map>
 #include <string>
 
 #include "base/compiler_specific.h"
@@ -47,8 +46,8 @@ class ExtensionKeybindingRegistryViews
   virtual void AddExtensionKeybinding(
       const extensions::Extension* extension,
       const std::string& command_name) OVERRIDE;
-  virtual void RemoveExtensionKeybinding(
-      const extensions::Extension* extension,
+  virtual void RemoveExtensionKeybindingImpl(
+      const ui::Accelerator& accelerator,
       const std::string& command_name) OVERRIDE;
 
   // Weak pointer to the our profile. Not owned by us.
@@ -58,13 +57,6 @@ class ExtensionKeybindingRegistryViews
   // accelerators with. Not owned by us.
   views::FocusManager* focus_manager_;
 
-  // Maps an accelerator to a string pair (extension id, command name) for
-  // commands that have been registered. Unlike its GTK counterpart, this map
-  // contains no registration for pageAction and browserAction commands.
-  typedef std::map< ui::Accelerator,
-                    std::pair<std::string, std::string> > EventTargets;
-  EventTargets event_targets_;
-
   // The content notification registrar for listening to extension events.
   content::NotificationRegistrar registrar_;