Handle pointer-events: none in browser process hittesting.

content/browser/renderer_host/render_widget_host_view_base.h

Index: content/browser/renderer_host/render_widget_host_view_base.h
diff --git a/content/browser/renderer_host/render_widget_host_view_base.h b/content/browser/renderer_host/render_widget_host_view_base.h
index d714137a2d61d6ebabf9e083662286a8dbc43d75..38cea84ea53390d1a5379b007f0f88952858b8d2 100644
--- a/content/browser/renderer_host/render_widget_host_view_base.h
+++ b/content/browser/renderer_host/render_widget_host_view_base.h
@@ -51,6 +51,10 @@ class WebMouseEvent;
 class WebMouseWheelEvent;
 }
 
+namespace cc {
+class SurfaceHittestDelegate;
+}
+
 namespace ui {
 class LatencyInfo;
 }
@@ -196,8 +200,10 @@ class CONTENT_EXPORT RenderWidgetHostViewBase : public RenderWidgetHostView,
   // methods are invoked on the RenderWidgetHostView that should be able to
   // properly handle the event (i.e. it has focus for keyboard events, or has
   // been identified by hit testing mouse, touch or gesture events).
-  virtual uint32_t SurfaceIdNamespaceAtPoint(const gfx::Point& point,
-                                             gfx::Point* transformed_point);
+  virtual uint32_t SurfaceIdNamespaceAtPoint(
+      cc::SurfaceHittestDelegate* delegate,
+      const gfx::Point& point,
+      gfx::Point* transformed_point);
   virtual void ProcessKeyboardEvent(const NativeWebKeyboardEvent& event) {}
   virtual void ProcessMouseEvent(const blink::WebMouseEvent& event) {}
   virtual void ProcessMouseWheelEvent(const blink::WebMouseWheelEvent& event) {}