Remove WebURLRequest::initialize() and simplify WebURLRequest

third_party/WebKit/public/platform/WebURLResponse.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 276 matching lines @@
     // holds a pointer to the extra data, and the extra data pointer will be
     // deleted when the last resource response is destroyed. Setting the extra
     // data pointer will cause the underlying resource response to be
     // dissociated from any existing non-null extra data pointer.
     BLINK_PLATFORM_EXPORT ExtraData* getExtraData() const;
     BLINK_PLATFORM_EXPORT void setExtraData(ExtraData*);
 
 #if INSIDE_BLINK
 protected:
     // Permit subclasses to set arbitrary ResourceResponse pointer as
-    // |m_resourceResponse|. Parameter must be non-null.
-    // |m_ownedResourceResponse| is not set in this case.
-    BLINK_PLATFORM_EXPORT explicit WebURLResponse(ResourceResponse*);
+    // |m_resourceResponse|. |m_ownedResourceResponse| is not set in this case.
+    BLINK_PLATFORM_EXPORT explicit WebURLResponse(ResourceResponse&);
 #endif
 
 private:
     struct ResourceResponseContainer;
 
     // If this instance owns a ResourceResponse then |m_ownedResourceResponse|
     // is non-null and |m_resourceResponse| points to the ResourceResponse
     // instance it contains.
     std::unique_ptr<ResourceResponseContainer> m_ownedResourceResponse;
 
     // Should never be null.
     ResourceResponse* m_resourceResponse;
 };
 
 } // namespace blink
 
 #endif