Manifest handler for all keys background-related.

chrome/common/extensions/api/extension_action/page_action_handler.cc

 // Copyright (c) 2013 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/common/extensions/api/extension_action/page_action_handler.h"
 
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_constants.h"
@@ skipping 49 matching lines @@
     page_action_info = manifest_handler_helpers::LoadActionInfo(
         extension, page_action_value, error);
     if (!page_action_info)
       return false;  // Failed to parse page action definition.
   }
   ActionInfo::SetPageActionInfo(extension, page_action_info.release());
 
   return true;
 }
 
+const std::vector<std::string> PageActionHandler::Keys() const {
+  std::vector<std::string> keys;
+  keys.push_back(keys::kPageAction);
+  keys.push_back(keys::kPageActions);
+  return keys;
+}
+
 }  // namespace extensions