Block renderer-initiated main frame navigations to data URLs

third_party/WebKit/Source/web/LocalFrameClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple 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.
@@ skipping 206 matching lines @@
 void LocalFrameClientImpl::didChangeScrollOffset() {
   if (m_webFrame->client())
     m_webFrame->client()->didChangeScrollOffset(m_webFrame);
 }
 
 void LocalFrameClientImpl::didUpdateCurrentHistoryItem() {
   if (m_webFrame->client())
     m_webFrame->client()->didUpdateCurrentHistoryItem();
 }
 
+bool LocalFrameClientImpl::allowContentInitiatedDataUrlNavigations(
+    const KURL& url) {
+  if (RuntimeEnabledFeatures::allowContentInitiatedDataUrlNavigationsEnabled())
+    return true;
+  if (m_webFrame->client())
+    return m_webFrame->client()->allowContentInitiatedDataUrlNavigations(url);
+  return false;
+}
+
 bool LocalFrameClientImpl::hasWebView() const {
   return m_webFrame->viewImpl();
 }
 
 bool LocalFrameClientImpl::inShadowTree() const {
   return m_webFrame->inShadowTree();
 }
 
 Frame* LocalFrameClientImpl::opener() const {
   return toCoreFrame(m_webFrame->opener());
@@ skipping 729 matching lines @@
 void LocalFrameClientImpl::abortClientNavigation() {
   if (m_webFrame->client())
     m_webFrame->client()->abortClientNavigation();
 }
 
 TextCheckerClient& LocalFrameClientImpl::textCheckerClient() const {
   return m_webFrame->textCheckerClient();
 }
 
 }  // namespace blink