Revert of Use UtilityProcessHost to patch files.

chrome/utility/chrome_content_utility_client.cc

Index: chrome/utility/chrome_content_utility_client.cc
diff --git a/chrome/utility/chrome_content_utility_client.cc b/chrome/utility/chrome_content_utility_client.cc
index 8b2a018ffa408cc3cfac71196c6556305542929b..f4569b2cc4d3affd283dcc2db6affa950fae7a7c 100644
--- a/chrome/utility/chrome_content_utility_client.cc
+++ b/chrome/utility/chrome_content_utility_client.cc
@@ -31,8 +31,6 @@
 #include "content/public/common/content_paths.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/utility/utility_thread.h"
-#include "courgette/courgette.h"
-#include "courgette/third_party/bsdiff.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/manifest.h"
 #include "media/base/media.h"
@@ -373,10 +371,6 @@
                         OnGetPrinterCapsAndDefaults)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_GetPrinterSemanticCapsAndDefaults,
                         OnGetPrinterSemanticCapsAndDefaults)
-    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_PatchFileBsdiff,
-                        OnPatchFileBsdiff)
-    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_PatchFileCourgette,
-                        OnPatchFileCourgette)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_StartupPing, OnStartupPing)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_AnalyzeZipFileForDownloadProtection,
                         OnAnalyzeZipFileForDownloadProtection)
@@ -807,43 +801,6 @@
   ReleaseProcessIfNeeded();
 }
 
-void ChromeContentUtilityClient::OnPatchFileBsdiff(
-    const base::FilePath& input_file,
-    const base::FilePath& patch_file,
-    const base::FilePath& output_file) {
-  if (input_file.empty() || patch_file.empty() || output_file.empty()) {
-    Send(new ChromeUtilityHostMsg_PatchFile_Failed(-1));
-  } else {
-    const int patch_status = courgette::ApplyBinaryPatch(input_file,
-                                                         patch_file,
-                                                         output_file);
-    if (patch_status != courgette::OK)
-      Send(new ChromeUtilityHostMsg_PatchFile_Failed(patch_status));
-    else
-      Send(new ChromeUtilityHostMsg_PatchFile_Succeeded());
-  }
-  ReleaseProcessIfNeeded();
-}
-
-void ChromeContentUtilityClient::OnPatchFileCourgette(
-    const base::FilePath& input_file,
-    const base::FilePath& patch_file,
-    const base::FilePath& output_file) {
-  if (input_file.empty() || patch_file.empty() || output_file.empty()) {
-    Send(new ChromeUtilityHostMsg_PatchFile_Failed(-1));
-  } else {
-    const int patch_status = courgette::ApplyEnsemblePatch(
-        input_file.value().c_str(),
-        patch_file.value().c_str(),
-        output_file.value().c_str());
-    if (patch_status != courgette::C_OK)
-      Send(new ChromeUtilityHostMsg_PatchFile_Failed(patch_status));
-    else
-      Send(new ChromeUtilityHostMsg_PatchFile_Succeeded());
-  }
-  ReleaseProcessIfNeeded();
-}
-
 void ChromeContentUtilityClient::OnStartupPing() {
   Send(new ChromeUtilityHostMsg_ProcessStarted);
   // Don't release the process, we assume further messages are on the way.