Manifest handler for all keys background-related.

chrome/common/extensions/api/icons/icons_handler.h

 // 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.
 
 #ifndef CHROME_COMMON_EXTENSIONS_API_ICONS_ICONS_HANDLER_H_
 #define CHROME_COMMON_EXTENSIONS_API_ICONS_ICONS_HANDLER_H_
 
 #include <string>
 
 #include "chrome/common/extensions/extension.h"
@@ skipping 54 matching lines @@
                          ExtensionIconSet::MatchType match_type);
 };
 
 // Parses the "icons" manifest key.
 class IconsHandler : public ManifestHandler {
  public:
   IconsHandler();
   virtual ~IconsHandler();
 
   virtual bool Parse(Extension* extension, string16* error) OVERRIDE;
+ private:
+  virtual const std::vector<std::string> Keys() const OVERRIDE;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_COMMON_EXTENSIONS_API_ICONS_ICONS_HANDLER_H_