Remove WebURLRequest::initialize() and simplify WebURLRequest

content/renderer/fetchers/resource_fetcher_impl.h

 // Copyright (c) 2011 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_RENDERER_FETCHERS_RESOURCE_FETCHER_IMPL_H_
 #define CONTENT_RENDERER_FETCHERS_RESOURCE_FETCHER_IMPL_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 48 matching lines @@
 
   // WebURLLoaderClientImpl methods:
   void OnLoadComplete() override;
   void Cancel() override;
 
   std::unique_ptr<blink::WebURLLoader> loader_;
 
   // Options to send to the loader.
   blink::WebURLLoaderOptions options_;
 
-  // Request to send.  Released once Start() is called.
+  // Request to send.
   blink::WebURLRequest request_;
 
   // Callback when we're done.
   Callback callback_;
 
   // Limit how long to wait for the server.
   base::OneShotTimer timeout_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceFetcherImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_FETCHERS_RESOURCE_FETCHER_IMPL_H_