This adds a webui overlay on the extensions page for showing what Extension keybindings are active.…

chrome/browser/ui/views/location_bar/page_action_image_view.cc

 // 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.
 
 #include "chrome/browser/ui/views/location_bar/page_action_image_view.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/api/commands/extension_command_service.h"
 #include "chrome/browser/extensions/api/commands/extension_command_service_factory.h"
 #include "chrome/browser/extensions/extension_browser_event_router.h"
@@ skipping 49 matching lines @@
 
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
                  content::Source<Profile>(
                      owner_->profile()->GetOriginalProfile()));
 
   set_accessibility_focusable(true);
 
   ExtensionCommandService* command_service =
       ExtensionCommandServiceFactory::GetForProfile(browser_->profile());
   const extensions::Command* page_action_command =
-      command_service->GetActivePageActionCommand(extension->id());
+      command_service->GetPageActionCommand(
+          extension->id(), ExtensionCommandService::ACTIVE_ONLY);
   if (page_action_command) {
     keybinding_.reset(new ui::Accelerator(page_action_command->accelerator()));
     owner_->GetFocusManager()->RegisterAccelerator(
         *keybinding_.get(), ui::AcceleratorManager::kHighPriority, this);
   }
 }
 
 PageActionImageView::~PageActionImageView() {
   if (keybinding_.get() && owner_->GetFocusManager())
     owner_->GetFocusManager()->UnregisterAccelerator(*keybinding_.get(), this);
@@ skipping 193 matching lines @@
   const Extension* unloaded_extension =
       content::Details<UnloadedExtensionInfo>(details)->extension;
   if (page_action_ == unloaded_extension ->page_action())
     owner_->UpdatePageActions();
 }
 
 void PageActionImageView::HidePopup() {
   if (popup_)
     popup_->GetWidget()->Close();
 }