Remove ResourceHandler::OnBeforeNetworkStart

content/browser/loader/throttling_resource_handler.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_BROWSER_LOADER_THROTTLING_RESOURCE_HANDLER_H_
 #define CONTENT_BROWSER_LOADER_THROTTLING_RESOURCE_HANDLER_H_
 
 #include <stddef.h>
 
 #include "base/memory/ref_counted.h"
@@ skipping 21 matching lines @@
                             net::URLRequest* request,
                             ScopedVector<ResourceThrottle> throttles);
   ~ThrottlingResourceHandler() override;
 
   // LayeredResourceHandler overrides:
   bool OnRequestRedirected(const net::RedirectInfo& redirect_info,
                            ResourceResponse* response,
                            bool* defer) override;
   bool OnResponseStarted(ResourceResponse* response, bool* defer) override;
   bool OnWillStart(const GURL& url, bool* defer) override;
-  bool OnBeforeNetworkStart(const GURL& url, bool* defer) override;
 
   // ResourceController implementation:
   void Cancel() override;
   void CancelAndIgnore() override;
   void CancelWithError(int error_code) override;
   void Resume() override;
 
  private:
   void ResumeStart();
-  void ResumeNetworkStart();
   void ResumeRedirect();
   void ResumeResponse();
 
   // Called when the throttle at |throttle_index| defers a request.  Logs the
   // name of the throttle that delayed the request.
   void OnRequestDefered(int throttle_index);
 
   enum DeferredStage {
     DEFERRED_NONE,
     DEFERRED_START,
-    DEFERRED_NETWORK_START,
     DEFERRED_REDIRECT,
     DEFERRED_RESPONSE
   };
   DeferredStage deferred_stage_;
 
   ScopedVector<ResourceThrottle> throttles_;
   size_t next_index_;
 
   GURL deferred_url_;
   net::RedirectInfo deferred_redirect_;
   scoped_refptr<ResourceResponse> deferred_response_;
 
   bool cancelled_by_resource_throttle_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_THROTTLING_RESOURCE_HANDLER_H_