Do not use overlays when VR shell is enabled.

content/browser/web_contents/web_contents_view_android.cc

Index: content/browser/web_contents/web_contents_view_android.cc
diff --git a/content/browser/web_contents/web_contents_view_android.cc b/content/browser/web_contents/web_contents_view_android.cc
index 0dc8bf471cc26e6bdadcf88854b21981f2e4fa66..54c0bc0411caa93755480a4c232f782541f6de4c 100644
--- a/content/browser/web_contents/web_contents_view_android.cc
+++ b/content/browser/web_contents/web_contents_view_android.cc
@@ -42,6 +42,7 @@ void DisplayToScreenInfo(const display::Display& display, ScreenInfo* results) {
   results->depth = display.color_depth();
   results->depth_per_component = display.depth_per_component();
   results->is_monochrome = display.is_monochrome();
+  results->is_virtual = display.is_virtual();
 }
 }