mash: wires up shadows for mash

ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc

Index: ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
diff --git a/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc b/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
index f2de61093096022827b68c20151c4d05479d6039..5f72f9a889b8d3266aacdedeb493cd2fb98cd510 100644
--- a/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
+++ b/ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
@@ -1188,6 +1188,10 @@ bool DesktopWindowTreeHostX11::ShouldUseDesktopNativeCursorManager() const {
   return true;
 }
 
+bool DesktopWindowTreeHostX11::ShouldCreateVisibiltyController() const {
+  return false;

[msw, 2017/02/15 01:37:29]

ditto q: was it already cros-only (not used on linux desktop)?

[sky, 2017/02/15 03:58:25]

Same comment, should be true.

+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopWindowTreeHostX11, aura::WindowTreeHost implementation: