Remove the mutation functions interfaces from URLRequestJobFactory.

net/url_request/protocol_intercept_job_factory.cc

Index: net/url_request/protocol_intercept_job_factory.cc
diff --git a/net/url_request/protocol_intercept_job_factory.cc b/net/url_request/protocol_intercept_job_factory.cc
index 1a1a95ff9867ac4e777fbf84adef82d6b7389441..49419de71efd71b273e49381be81e7f9fa9b5237 100644
--- a/net/url_request/protocol_intercept_job_factory.cc
+++ b/net/url_request/protocol_intercept_job_factory.cc
@@ -22,15 +22,6 @@ ProtocolInterceptJobFactory::ProtocolInterceptJobFactory(
 
 ProtocolInterceptJobFactory::~ProtocolInterceptJobFactory() {}
 
-bool ProtocolInterceptJobFactory::SetProtocolHandler(
-    const std::string& scheme, ProtocolHandler* protocol_handler) {
-  return job_factory_->SetProtocolHandler(scheme, protocol_handler);
-}
-
-void ProtocolInterceptJobFactory::AddInterceptor(Interceptor* interceptor) {
-  return job_factory_->AddInterceptor(interceptor);
-}
-
 URLRequestJob* ProtocolInterceptJobFactory::MaybeCreateJobWithInterceptor(
     URLRequest* request, NetworkDelegate* network_delegate) const {
   return job_factory_->MaybeCreateJobWithInterceptor(request, network_delegate);