make menus, bubbles, etc. top level windows on aura

content/browser/renderer_host/render_widget_host_view_aura.cc

Index: content/browser/renderer_host/render_widget_host_view_aura.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.cc b/content/browser/renderer_host/render_widget_host_view_aura.cc
index 475d48912d6ef98af21d263c63546ad9279aa7db..f23c43714ce7a2a35a135e7fc54021e0f108fa95 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.cc
+++ b/content/browser/renderer_host/render_widget_host_view_aura.cc
@@ -1786,6 +1786,10 @@ gfx::Size RenderWidgetHostViewAura::GetMaximumSize() const {
   return gfx::Size();
 }
 
+void RenderWidgetHostViewAura::SetHostTransitionBounds(
+    const gfx::Rect& bounds) {
+}
+
 void RenderWidgetHostViewAura::OnBoundsChanged(const gfx::Rect& old_bounds,
                                                const gfx::Rect& new_bounds) {
   // We care about this only in fullscreen mode, where there is no
@@ -1869,6 +1873,9 @@ void RenderWidgetHostViewAura::OnWindowDestroyed() {
   delete this;
 }
 
+void RenderWidgetHostViewAura::OnWindowHidingAnimationCompleted() {
+}
+
 void RenderWidgetHostViewAura::OnWindowTargetVisibilityChanged(bool visible) {
 }