Revert of Use UtilityProcessHost to patch files.

chrome/browser/component_updater/test/component_updater_service_unittest.cc

Index: chrome/browser/component_updater/test/component_updater_service_unittest.cc
diff --git a/chrome/browser/component_updater/test/component_updater_service_unittest.cc b/chrome/browser/component_updater/test/component_updater_service_unittest.cc
index 4fa28f77b1ab2f098bd0b4b6f3696e7d62c37775..a08ad224493c626f768edfabb3797acf3bd14685 100644
--- a/chrome/browser/component_updater/test/component_updater_service_unittest.cc
+++ b/chrome/browser/component_updater/test/component_updater_service_unittest.cc
@@ -108,6 +108,10 @@
 // Don't use the utility process to run code out-of-process.
 bool TestConfigurator::InProcess() { return true; }
 
+ComponentPatcher* TestConfigurator::CreateComponentPatcher() {
+  return new MockComponentPatcher();
+}
+
 bool TestConfigurator::DeltasEnabled() const {
   return true;
 }