VR: Stop mouse move events when scrolling/fling

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index 365950b6aaa78f06034d676626da7b780994c509..82af7c7413d1cf212823c5adbb3523f4ff64310f 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -886,6 +886,8 @@ class CONTENT_EXPORT RenderWidgetHostImpl
   bool is_in_touchpad_gesture_scroll_;
   bool is_in_touchscreen_gesture_scroll_;
 
+  bool is_in_touchpad_gesture_fling_;
+
   std::unique_ptr<SyntheticGestureController> synthetic_gesture_controller_;
 
   std::unique_ptr<TouchEmulator> touch_emulator_;