Handle pointer-events: none in browser process hittesting.

third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp

 // 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.
 
 #include "web/WebRemoteFrameImpl.h"
 
 #include "core/frame/FrameView.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLFrameOwnerElement.h"
+#include "core/layout/LayoutObject.h"
 #include "core/page/Page.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/WebFloatRect.h"
 #include "public/platform/WebRect.h"
 #include "public/web/WebDocument.h"
 #include "public/web/WebFrameOwnerProperties.h"
 #include "public/web/WebPerformance.h"
 #include "public/web/WebRange.h"
 #include "public/web/WebTreeScopeType.h"
 #include "web/RemoteBridgeFrameOwner.h"
@@ skipping 788 matching lines @@
 void WebRemoteFrameImpl::didStopLoading()
 {
     frame()->setIsLoading(false);
     if (parent() && parent()->isWebLocalFrame()) {
         WebLocalFrameImpl* parentFrame =
             toWebLocalFrameImpl(parent()->toWebLocalFrame());
         parentFrame->frame()->loader().checkCompleted();
     }
 }
 
+bool WebRemoteFrameImpl::ignoredForHittest() const
+{
+    HTMLFrameOwnerElement* owner = frame()->deprecatedLocalOwner();
+    return owner ? owner->layoutObject()->style()->pointerEvents() == PE_NONE : false;
+}
+
 WebRemoteFrameImpl::WebRemoteFrameImpl(WebTreeScopeType scope, WebRemoteFrameClient* client)
     : WebRemoteFrame(scope)
     , m_frameClient(RemoteFrameClientImpl::create(this))
     , m_client(client)
 #if ENABLE(OILPAN)
     , m_selfKeepAlive(this)
 #endif
 {
 }
 
 } // namespace blink