Mac: Show a context menu for poup window.

chrome/browser/cocoa/browser_window_cocoa.mm

 // Copyright (c) 2010 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/cocoa/browser_window_cocoa.h"
 
 #include "app/l10n_util_mac.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/sys_string_conversions.h"
@@ skipping 551 matching lines @@
     // Other windows hear about it from the notification.
     case NotificationType::BOOKMARK_BAR_VISIBILITY_PREF_CHANGED:
       [controller_ updateBookmarkBarVisibilityWithAnimation:YES];
       break;
     default:
       NOTREACHED();  // we don't ask for anything else!
       break;
   }
 }
 
+bool BrowserWindowCocoa::IsCommandIdChecked(int command_id) const {
+  // Currently no items in our popup context menu are check-able.
+  return false;
+}
+
+bool BrowserWindowCocoa::IsCommandIdEnabled(int command_id) const {
+  return browser_->command_updater()->IsCommandEnabled(command_id);
+}
+
+bool BrowserWindowCocoa::GetAcceleratorForCommandId(
+    int command_id,
+    menus::Accelerator* accelerator) {
+  // This is not necessary because Cocoa does not show short-cut keys
+  // for context menu items.
+  return false;
+}
+
+void BrowserWindowCocoa::ExecuteCommand(int command_id) {
+  browser_->ExecuteCommand(command_id);
+}
+
 void BrowserWindowCocoa::DestroyBrowser() {
   [controller_ destroyBrowser];
 
   // at this point the controller is dead (autoreleased), so
   // make sure we don't try to reference it any more.
 }
 
 NSWindow* BrowserWindowCocoa::window() const {
   return [controller_ window];
 }