Make prepareRequest() a separate callback of FetchContext

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 35 matching lines @@
 void FetchContext::addAdditionalRequestHeaders(ResourceRequest&,
                                                FetchResourceType) {}
 
 WebCachePolicy FetchContext::resourceRequestCachePolicy(
     ResourceRequest&,
     Resource::Type,
     FetchRequest::DeferOption defer) const {
   return WebCachePolicy::UseProtocolCachePolicy;
 }
 
+void FetchContext::prepareRequest(ResourceRequest&, RedirectType) {}
+
 void FetchContext::dispatchWillSendRequest(unsigned long,
                                            ResourceRequest&,
                                            const ResourceResponse&,
                                            const FetchInitiatorInfo&) {}
 
 void FetchContext::dispatchDidLoadResourceFromMemoryCache(
     unsigned long,
     Resource*,
     WebURLRequest::FrameType,
     WebURLRequest::RequestContext) {}
@@ skipping 13 matching lines @@
 void FetchContext::dispatchDidFinishLoading(unsigned long,
                                             double,
                                             int64_t,
                                             int64_t) {}
 
 void FetchContext::dispatchDidFail(unsigned long,
                                    const ResourceError&,
                                    int64_t,
                                    bool) {}
 
-void FetchContext::willStartLoadingResource(
+void FetchContext::recordLoadingActivity(
     unsigned long,
-    ResourceRequest&,
+    const ResourceRequest&,
     Resource::Type,
-    const AtomicString& fetchInitiatorName,
-    V8ActivityLoggingPolicy) {}
+    const AtomicString& fetchInitiatorName) {}
 
 void FetchContext::didLoadResource(Resource*) {}
 
 void FetchContext::addResourceTiming(const ResourceTimingInfo&) {}
 
 void FetchContext::sendImagePing(const KURL&) {}
 
 void FetchContext::addConsoleMessage(const String&,
                                      FetchContext::LogMessageType) const {}
 
 void FetchContext::populateResourceRequest(Resource::Type,
                                            const ClientHintsPreferences&,
                                            const FetchRequest::ResourceWidth&,
                                            ResourceRequest&) {}
 
 void FetchContext::setFirstPartyCookieAndRequestorOrigin(ResourceRequest&) {}
 
 }  // namespace blink