PlzNavigate: inform the WebFrameClient that a form will be submitted

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 325 matching lines @@
     RefPtr<SecurityOrigin> redirectingOrigin = SecurityOrigin::create(redirectResponse.url());
     if (!redirectingOrigin->canDisplay(url)) {
         FrameLoader::reportLocalLoadFailed(m_frame, url.string());
         cancelMainResourceLoad(ResourceError::cancelledError(url));
         return;
     }
 
     timing().addRedirect(redirectResponse.url(), url);
     appendRedirect(url);
     frameLoader()->receivedMainResourceRedirect(m_request.url());
-    if (!frameLoader()->shouldContinueForNavigationPolicy(request, SubstituteData(), this, CheckContentSecurityPolicy, m_navigationType, NavigationPolicyCurrentTab, replacesCurrentHistoryItem()))
+    if (!frameLoader()->shouldContinueForNavigationPolicy(request, SubstituteData(), this, CheckContentSecurityPolicy, m_navigationType, NavigationPolicyCurrentTab, replacesCurrentHistoryItem(), nullptr))
         cancelMainResourceLoad(ResourceError::cancelledError(url));
 }
 
 static bool canShowMIMEType(const String& mimeType, Page* page)
 {
     if (Platform::current()->mimeRegistry()->supportsMIMEType(mimeType) == WebMimeRegistry::IsSupported)
         return true;
     PluginData* pluginData = page->pluginData();
     return !mimeType.isEmpty() && pluginData && pluginData->supportsMimeType(mimeType);
 }
@@ skipping 437 matching lines @@
 {
     m_writer = createWriterFor(ownerDocument, init, mimeType(), 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