Handle pointer-events: none in browser process hittesting.

third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp

Index: third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp b/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
index f4b0b21d94294c30827b4ea734fa933cac5d7efc..4b3a445a01c05d3f66dd0178fc146da8c41dda6f 100644
--- a/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
+++ b/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
@@ -7,6 +7,7 @@
 #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"
@@ -809,6 +810,12 @@ void WebRemoteFrameImpl::didStopLoading()
     }
 }
 
+bool WebRemoteFrameImpl::isIgnoredForHitTest() 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))