Handle pointer-events: none in browser process hittesting.

content/browser/renderer_host/render_widget_host_impl.cc

Index: content/browser/renderer_host/render_widget_host_impl.cc
diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc
index 87b8550a13a87dd368dfe1760ef055784473cd91..57c81e460d89b8a9ee14ad311bed09192d7548cb 100644
--- a/content/browser/renderer_host/render_widget_host_impl.cc
+++ b/content/browser/renderer_host/render_widget_host_impl.cc
@@ -45,6 +45,7 @@
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_helper.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
+#include "content/browser/renderer_host/render_widget_host_input_event_router.h"
 #include "content/browser/renderer_host/render_widget_host_owner_delegate.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/common/content_constants_internal.h"
@@ -443,6 +444,7 @@ bool RenderWidgetHostImpl::OnMessageReceived(const IPC::Message &msg) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(RenderWidgetHostImpl, msg)
     IPC_MESSAGE_HANDLER(FrameHostMsg_RenderProcessGone, OnRenderProcessGone)
+    IPC_MESSAGE_HANDLER(FrameHostMsg_HittestData, OnHittestData)
     IPC_MESSAGE_HANDLER(InputHostMsg_QueueSyntheticGesture,
                         OnQueueSyntheticGesture)
     IPC_MESSAGE_HANDLER(InputHostMsg_ImeCancelComposition,
@@ -1504,6 +1506,12 @@ void RenderWidgetHostImpl::OnRenderProcessGone(int status, int exit_code) {
   }
 }
 
+void RenderWidgetHostImpl::OnHittestData(
+    const FrameHostMsg_HittestData_Params& params) {
+  if (delegate_)
+    delegate_->GetInputEventRouter()->OnHittestData(params);
+}
+
 void RenderWidgetHostImpl::OnClose() {
   ShutdownAndDestroyWidget(true);
 }