[mojo talk demo] Convert utility process CheckMediaFile IPC to mojo

chrome/common/extensions/chrome_utility_extensions_messages.h

 // Copyright 2014 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.
 
 // Multiply-included message file, so no include guard.
 
 #include <stdint.h>
 
 #include <string>
 #include <vector>
@@ skipping 72 matching lines @@
 IPC_MESSAGE_CONTROL1(ChromeUtilityMsg_ParsePicasaPMPDatabase,
                      picasa::AlbumTableFilesForTransit /* album_table_files */)
 
 // Tells the utility process to index the Picasa user-created Album contents
 // by parsing all the INI files in Picasa Folders.
 IPC_MESSAGE_CONTROL2(ChromeUtilityMsg_IndexPicasaAlbumsContents,
                      picasa::AlbumUIDSet /* album_uids */,
                      std::vector<picasa::FolderINIContents> /* folders_inis */)
 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
 
-// Tell the utility process to attempt to validate the passed media file. The
-// file will undergo basic sanity checks and will be decoded for up to
-// |milliseconds_of_decoding| wall clock time. It is still not safe to decode
-// the file in the browser process after this check.
-IPC_MESSAGE_CONTROL2(ChromeUtilityMsg_CheckMediaFile,
-                     int64_t /* milliseconds_of_decoding */,
-                     IPC::PlatformFileForTransit /* Media file to parse */)
-
 IPC_MESSAGE_CONTROL3(ChromeUtilityMsg_ParseMediaMetadata,
                      std::string /* mime_type */,
                      int64_t /* total_size */,
                      bool /* get_attached_images */)
 
 IPC_MESSAGE_CONTROL2(ChromeUtilityMsg_RequestBlobBytes_Finished,
                      int64_t /* request_id */,
                      std::string /* bytes */)
 
 // Requests that the utility process write the contents of the source file to
@@ skipping 37 matching lines @@
                      bool /* parse_success */,
                      std::vector<picasa::AlbumInfo> /* albums */,
                      std::vector<picasa::AlbumInfo> /* folders */)
 
 // Reply after indexing the Picasa user-created Album contents by parsing all
 // the INI files in Picasa Folders.
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_IndexPicasaAlbumsContents_Finished,
                      picasa::AlbumImagesMap /* albums_images */)
 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
 
-// Reply after checking the passed media file. A true result indicates that
-// the file appears to be a well formed media file.
-IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_CheckMediaFile_Finished,
-                     bool /* passed_checks */)
-
 IPC_MESSAGE_CONTROL3(
     ChromeUtilityHostMsg_ParseMediaMetadata_Finished,
     bool /* parse_success */,
     base::DictionaryValue /* metadata */,
     std::vector<metadata::AttachedImage> /* attached_images */)
 
 IPC_MESSAGE_CONTROL3(ChromeUtilityHostMsg_RequestBlobBytes,
                      int64_t /* request_id */,
                      int64_t /* start_byte */,
                      int64_t /* length */)
@@ skipping 17 matching lines @@
 // elevation).
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_GetWiFiCredentials,
                      std::string /* ssid */)
 
 // Reply after getting WiFi credentials from the system. |success| is false if
 // error occurred.
 IPC_MESSAGE_CONTROL2(ChromeUtilityHostMsg_GotWiFiCredentials,
                      std::string /* key_data */,
                      bool /* success */)
 #endif  // defined(OS_WIN)