Convert ProtocolHandlerRegistry to be a ProfileKeyedService.

chrome/test/base/testing_profile.cc

Index: chrome/test/base/testing_profile.cc
diff --git a/chrome/test/base/testing_profile.cc b/chrome/test/base/testing_profile.cc
index c69447fa05f8cbd8e20c65c377baf1d2e99c62ca..64fe7aef38cf76c6afb4e98b5a5bfcc4d4b2f207 100644
--- a/chrome/test/base/testing_profile.cc
+++ b/chrome/test/base/testing_profile.cc
@@ -357,11 +357,6 @@ void TestingProfile::CreateBookmarkModel(bool delete_file) {
   }
 }
 
-void TestingProfile::CreateProtocolHandlerRegistry() {
-  protocol_handler_registry_ = new ProtocolHandlerRegistry(this,
-      new ProtocolHandlerRegistry::Delegate());
-}
-
 static scoped_refptr<RefcountedProfileKeyedService> BuildWebDataService(
     Profile* profile) {
   WebDataService* web_data_service = new WebDataService();
@@ -664,7 +659,7 @@ base::Time TestingProfile::GetStartTime() const {
 }
 
 ProtocolHandlerRegistry* TestingProfile::GetProtocolHandlerRegistry() {
-  return protocol_handler_registry_.get();
+  return NULL;
 }
 
 FilePath TestingProfile::last_selected_directory() {