Use UtilityProcessHost to patch files.

chrome/browser/component_updater/component_updater_configurator.cc

Index: chrome/browser/component_updater/component_updater_configurator.cc
diff --git a/chrome/browser/component_updater/component_updater_configurator.cc b/chrome/browser/component_updater/component_updater_configurator.cc
index 87046bf1bfbf3a65ef1157c2723233371ef38445..65b1f8599aafa2cb412af9024078816a61d3f83e 100644
--- a/chrome/browser/component_updater/component_updater_configurator.cc
+++ b/chrome/browser/component_updater/component_updater_configurator.cc
@@ -17,10 +17,6 @@
 #include "chrome/common/chrome_switches.h"
 #include "net/url_request/url_request_context_getter.h"
 
-#if defined(OS_WIN)
-#include "chrome/browser/component_updater/component_patcher_win.h"
-#endif
-
 namespace component_updater {
 
 namespace {
@@ -53,9 +49,10 @@ const char kDefaultUrlSource[] = "https:" COMPONENT_UPDATER_SERVICE_ENDPOINT;
 // The url to send the pings to.
 const char kPingUrl[] = "http:" COMPONENT_UPDATER_SERVICE_ENDPOINT;
 
-#if defined(OS_WIN)
 // Disables differential updates.
 const char kSwitchDisableDeltaUpdates[] = "disable-delta-updates";
+
+#if defined(OS_WIN)
 // Disables background downloads.
 const char kSwitchDisableBackgroundDownloads[] = "disable-background-downloads";
 #endif  // defined(OS_WIN)
@@ -109,7 +106,6 @@ class ChromeConfigurator : public ComponentUpdateService::Configurator {
   virtual size_t UrlSizeLimit() OVERRIDE;
   virtual net::URLRequestContextGetter* RequestContext() OVERRIDE;
   virtual bool InProcess() OVERRIDE;
-  virtual ComponentPatcher* CreateComponentPatcher() OVERRIDE;
   virtual bool DeltasEnabled() const OVERRIDE;
   virtual bool UseBackgroundDownloader() const OVERRIDE;
 
@@ -136,12 +132,12 @@ ChromeConfigurator::ChromeConfigurator(const CommandLine* cmdline,
       ",", &switch_values);
   fast_update_ = HasSwitchValue(switch_values, kSwitchFastUpdate);
   pings_enabled_ = !HasSwitchValue(switch_values, kSwitchDisablePings);
-#if defined(OS_WIN)
   deltas_enabled_ = !HasSwitchValue(switch_values, kSwitchDisableDeltaUpdates);
+
+#if defined(OS_WIN)
   background_downloads_enabled_ =
       !HasSwitchValue(switch_values, kSwitchDisableBackgroundDownloads);
 #else
-  deltas_enabled_ = false;
   background_downloads_enabled_ = false;
 #endif
 
@@ -202,14 +198,6 @@ bool ChromeConfigurator::InProcess() {
   return false;
 }
 
-ComponentPatcher* ChromeConfigurator::CreateComponentPatcher() {
-#if defined(OS_WIN)
-  return new ComponentPatcherWin();
-#else
-  return new ComponentPatcherCrossPlatform();
-#endif
-}
-
 bool ChromeConfigurator::DeltasEnabled() const {
   return deltas_enabled_;
 }