linux_aura: Bubbles should release their lock on disable_inactive_rendering.

When opening a bubble on linux aura, we send a message to our anchor
Widget telling it to not render as if it was disabled. We never reenable
this when we go away.

BUG=342008

Review URL: https://codereview.chromium.org/171253002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@251883 0039d316-1c4b-4281-b951-d872f2087c98

ui/views/bubble/bubble_delegate.cc

@@ -342,9 +342,12 @@ void BubbleDelegateView::UpdateColorsFromTheme(const ui::NativeTheme* theme) {
 }
 
 void BubbleDelegateView::HandleVisibilityChanged(Widget* widget, bool visible) {
-  if (widget == GetWidget() && visible && anchor_widget() &&
+  if (widget == GetWidget() && anchor_widget() &&
       anchor_widget()->GetTopLevelWidget()) {
-    anchor_widget()->GetTopLevelWidget()->DisableInactiveRendering();
+    if (visible)
+      anchor_widget()->GetTopLevelWidget()->DisableInactiveRendering();
+    else
+      anchor_widget()->GetTopLevelWidget()->EnableInactiveRendering();
   }
 }