Turn RootWindowController Menus Async

ui/views/widget/native_widget_aura.cc

Index: ui/views/widget/native_widget_aura.cc
diff --git a/ui/views/widget/native_widget_aura.cc b/ui/views/widget/native_widget_aura.cc
index 436eaae3667a78f15016519e18ef95148e5af427..aa509a128c1b6c94e1f8eac1c2278e0c350ec4df 100644
--- a/ui/views/widget/native_widget_aura.cc
+++ b/ui/views/widget/native_widget_aura.cc
@@ -10,6 +10,7 @@
 #include "build/build_config.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "ui/aura/client/aura_constants.h"
+#include "ui/aura/client/capture_client.h"
 #include "ui/aura/client/cursor_client.h"
 #include "ui/aura/client/focus_client.h"
 #include "ui/aura/client/screen_position_client.h"
@@ -1184,5 +1185,10 @@ gfx::FontList NativeWidgetPrivate::GetWindowTitleFontList() {
 #endif
 }
 
+// static
+gfx::NativeView NativeWidgetPrivate::GetCapture(gfx::NativeView native_view) {
+  return aura::client::GetCaptureWindow(native_view);
+}
+
 }  // namespace internal
 }  // namespace views