Manifest handler for all keys background-related.

chrome/common/extensions/csp_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_CSP_HANDLER_H_
 #define CHROME_COMMON_EXTENSIONS_CSP_HANDLER_H_
 
 #include <string>
 
 #include "chrome/common/extensions/extension.h"
@@ skipping 15 matching lines @@
       const Extension* extension);
 };
 
 // Parses "content_security_policy" and "app.content_security_policy" keys.
 class CSPHandler : public ManifestHandler {
  public:
   explicit CSPHandler(bool is_platform_app);
   virtual ~CSPHandler();
 
   virtual bool Parse(Extension* extension, string16* error) OVERRIDE;
-  virtual bool AlwaysParseForType(Manifest::Type type) OVERRIDE;
+  virtual bool AlwaysParseForType(Manifest::Type type) const OVERRIDE;
 
  private:
+  virtual const std::vector<std::string> Keys() const OVERRIDE;
+
   bool is_platform_app_;
 
   DISALLOW_COPY_AND_ASSIGN(CSPHandler);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_COMMON_EXTENSIONS_CSP_HANDLER_H_