Change WebURLLoaderClient::willFollowRedirect() API to return bool

third_party/WebKit/Source/core/loader/DocumentLoader.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2011 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 287 matching lines @@
   if (!m_frame)
     return;
 
   m_applicationCacheHost->finishedLoadingMainResource();
   endWriting(m_writer.get());
   if (m_state < MainResourceDone)
     m_state = MainResourceDone;
   clearMainResourceHandle();
 }
 
-void DocumentLoader::redirectReceived(
+bool DocumentLoader::redirectReceived(
     Resource* resource,
-    ResourceRequest& request,
+    const ResourceRequest& request,
     const ResourceResponse& redirectResponse) {
   DCHECK_EQ(resource, m_mainResource);
   DCHECK(!redirectResponse.isNull());
   m_request = request;
 
   // If the redirecting url is not allowed to display content from the target
   // origin, then block the redirect.
   const KURL& requestURL = m_request.url();
   RefPtr<SecurityOrigin> redirectingOrigin =
       SecurityOrigin::create(redirectResponse.url());
   if (!redirectingOrigin->canDisplay(requestURL)) {
     FrameLoader::reportLocalLoadFailed(m_frame, requestURL.getString());
     m_fetcher->stopFetching();
-    return;
+    return false;
   }
   if (!frameLoader()->shouldContinueForNavigationPolicy(
           m_request, SubstituteData(), this, CheckContentSecurityPolicy,
           m_navigationType, NavigationPolicyCurrentTab,
           replacesCurrentHistoryItem(), isClientRedirect(), nullptr)) {
     m_fetcher->stopFetching();
-    return;
+    return false;
   }
 
   DCHECK(timing().fetchStart());
   appendRedirect(requestURL);
   didRedirect(redirectResponse.url(), requestURL);
   frameLoader()->client()->dispatchDidReceiveServerRedirectForProvisionalLoad();
+
+  return true;
 }
 
 static bool canShowMIMEType(const String& mimeType, LocalFrame* frame) {
   if (Platform::current()->mimeRegistry()->supportsMIMEType(mimeType) ==
       WebMimeRegistry::IsSupported)
     return true;
   PluginData* pluginData = frame->pluginData();
   return !mimeType.isEmpty() && pluginData &&
          pluginData->supportsMimeType(mimeType);
 }
@@ skipping 399 matching lines @@
                              m_writer ? m_writer->encoding() : emptyAtom, true,
                              ForceSynchronousParsing);
   if (!source.isNull())
     m_writer->appendReplacingData(source);
   endWriting(m_writer.get());
 }
 
 DEFINE_WEAK_IDENTIFIER_MAP(DocumentLoader);
 
 }  // namespace blink