Stop using ResourceController in ResourceThrottle

content/public/browser/resource_throttle.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/public/browser/resource_throttle.h"
 
 namespace content {
 
 bool ResourceThrottle::MustProcessResponseBeforeReadingBody() {
   return false;
 }
 
+void ResourceThrottle::Cancel() {
+  delegate_->Cancel();
+}
+
+void ResourceThrottle::CancelAndIgnore() {
+  delegate_->CancelAndIgnore();
+}
+
+void ResourceThrottle::CancelWithError(int error_code) {
+  delegate_->CancelWithError(error_code);
+}
+
+void ResourceThrottle::Resume() {
+  delegate_->Resume();
+}
+
 }  // namespace content