Split header modification out of willSendRequest

third_party/WebKit/Source/platform/loader/fetch/FetchContext.cpp

 /*
  * Copyright (C) 2013 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 40 matching lines @@
 }
 
 WebCachePolicy FetchContext::resourceRequestCachePolicy(
     ResourceRequest&,
     Resource::Type,
     FetchRequest::DeferOption defer) const {
   return WebCachePolicy::UseProtocolCachePolicy;
 }
 
 void FetchContext::dispatchWillSendRequest(unsigned long,
-                                           ResourceRequest&,
+                                           const ResourceRequest&,
                                            const ResourceResponse&,
                                            const FetchInitiatorInfo&) {}
 
 void FetchContext::dispatchDidLoadResourceFromMemoryCache(
     unsigned long,
     Resource*,
     WebURLRequest::FrameType,
     WebURLRequest::RequestContext) {}
 
 void FetchContext::dispatchDidReceiveResponse(unsigned long,
@@ skipping 35 matching lines @@
                                      FetchContext::LogMessageType) const {}
 
 void FetchContext::populateResourceRequest(Resource::Type,
                                            const ClientHintsPreferences&,
                                            const FetchRequest::ResourceWidth&,
                                            ResourceRequest&) {}
 
 void FetchContext::setFirstPartyCookieAndRequestorOrigin(ResourceRequest&) {}
 
 }  // namespace blink