Componentize component_updater: Decouple in-process DeltaUpdateOp from out-of-process version.

chrome/common/chrome_utility_messages.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.
 
 // Multiply-included message file, so no include guard.
 
 #include <string>
 #include <vector>
 
 #include "base/files/file_path.h"
@@ skipping 90 matching lines @@
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_UnpackWebResource_Failed,
                      std::string /* error_message, if any */)
 
 // Reply when the utility process has succeeded in decoding the image.
 IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_DecodeImage_Succeeded,
                      SkBitmap)  // decoded image
 
 // Reply when an error occurred decoding the image.
 IPC_MESSAGE_CONTROL0(ChromeUtilityHostMsg_DecodeImage_Failed)
 
-// Reply when a file has been patched successfully.
-IPC_MESSAGE_CONTROL0(ChromeUtilityHostMsg_PatchFile_Succeeded)
-
-// Reply when patching a file failed.
-IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_PatchFile_Failed,
-                     int /* error code */)
+// Reply when a file has been patched.
+IPC_MESSAGE_CONTROL1(ChromeUtilityHostMsg_PatchFile_Finished, int /* result */)
 
 #if defined(OS_CHROMEOS)
 // Reply when the utility process has succeeded in creating the zip file.
 IPC_MESSAGE_CONTROL0(ChromeUtilityHostMsg_CreateZipFile_Succeeded)
 
 // Reply when an error occured in creating the zip file.
 IPC_MESSAGE_CONTROL0(ChromeUtilityHostMsg_CreateZipFile_Failed)
 #endif  // defined(OS_CHROMEOS)
 
 // Reply when the utility process has started.
 IPC_MESSAGE_CONTROL0(ChromeUtilityHostMsg_ProcessStarted)
 
 #if defined(FULL_SAFE_BROWSING)
 // Reply when a zip file has been analyzed for malicious download protection.
 IPC_MESSAGE_CONTROL1(
     ChromeUtilityHostMsg_AnalyzeZipFileForDownloadProtection_Finished,
     safe_browsing::zip_analyzer::Results)
 #endif