Launches a privileged utility process.

chrome/utility/chrome_content_utility_client.h

 // 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.
 
 #ifndef CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_
 #define CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_vector.h"
 #include "base/platform_file.h"
@@ skipping 22 matching lines @@
 class ChromeContentUtilityClient : public content::ContentUtilityClient {
  public:
   ChromeContentUtilityClient();
   virtual ~ChromeContentUtilityClient();
 
   virtual void UtilityThreadStarted() OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   static void PreSandboxStartup();
 
+  // Adds a message handler to the utility client.  This will take ownership of
+  // the handler.
+  void AddHandler(UtilityMessageHandler* handler);
+
+  // Adds a message type to the whitelist.
+  void AddWhitelistMessageType(int message_type);
+
  private:
   // IPC message handlers.
   void OnUnpackExtension(const base::FilePath& extension_path,
                          const std::string& extension_id,
                          int location, int creation_flags);
   void OnUnpackWebResource(const std::string& resource_data);
   void OnParseUpdateManifest(const std::string& xml);
   void OnDecodeImage(const std::vector<unsigned char>& encoded_data);
   void OnDecodeImageBase64(const std::string& encoded_data);
   void OnRenderPDFPagesToMetafile(
@@ skipping 46 matching lines @@
       const picasa::AlbumTableFilesForTransit& album_table_files);
 
   void OnIndexPicasaAlbumsContents(
       const picasa::AlbumUIDSet& album_uids,
       const std::vector<picasa::FolderINIContents>& folders_inis);
 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
 
   typedef ScopedVector<UtilityMessageHandler> Handlers;
   Handlers handlers_;
 
+  // Flag to enable whitelisting.
+  bool filter_messages_;
+  // A list of message_ids to filter.
+  std::set<int> message_id_whitelist_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromeContentUtilityClient);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_UTILITY_CHROME_CONTENT_UTILITY_CLIENT_H_