Turn off requirement that cross-origin top navigation be accompanied by a user gesture.

third_party/WebKit/Source/core/frame/RemoteFrame.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef RemoteFrame_h
 #define RemoteFrame_h
 
 #include "core/CoreExport.h"
 #include "core/dom/RemoteSecurityContext.h"
 #include "core/frame/Frame.h"
@@ skipping 21 matching lines @@
   WindowProxy* windowProxy(DOMWrapperWorld&) override;
   void navigate(Document& originDocument,
                 const KURL&,
                 bool replaceCurrentItem,
                 UserGestureStatus) override;
   void navigate(const FrameLoadRequest& passedRequest) override;
   void reload(FrameLoadType, ClientRedirectPolicy) override;
   void detach(FrameDetachType) override;
   RemoteSecurityContext* securityContext() const override;
   void printNavigationErrorMessage(const Frame&, const char* reason) override {}
+  void printNavigationWarning(const String&) override {}
   bool prepareForCommit() override;
   bool shouldClose() override;
   void setDocumentHasReceivedUserGesture() override;
 
   // FIXME: Remove this method once we have input routing in the browser
   // process. See http://crbug.com/339659.
   void forwardInputEvent(Event*);
 
   void frameRectsChanged(const IntRect& frameRect);
 
@@ skipping 37 matching lines @@
 
 DEFINE_TYPE_CASTS(RemoteFrame,
                   Frame,
                   remoteFrame,
                   remoteFrame->isRemoteFrame(),
                   remoteFrame.isRemoteFrame());
 
 }  // namespace blink
 
 #endif  // RemoteFrame_h