cros: Fix bubble dialog shows on desktop when parent window is invisible

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 4904f00c228f44d1686a8e7a59ee0e275e82fe82..65d5903b835ab187d30165132a3b562b0ec4904a 100644
--- a/ui/views/widget/native_widget_aura.cc
+++ b/ui/views/widget/native_widget_aura.cc
@@ -48,6 +48,7 @@
 #include "ui/views/widget/widget_delegate.h"
 #include "ui/views/widget/window_reorderer.h"
 #include "ui/wm/core/shadow_types.h"
+#include "ui/wm/core/transient_window_manager.h"
 #include "ui/wm/core/window_animations.h"
 #include "ui/wm/core/window_util.h"
 #include "ui/wm/public/activation_client.h"
@@ -181,6 +182,14 @@ void NativeWidgetAura::InitNativeWidget(const Widget::InitParams& params) {
       if (!context)
         context = parent;
       parent = NULL;
+
+      // Generally transient bubbles are showing state associated to the parent
+      // window. Make sure the transient bubble is only visible if the parent is
+      // visible, otherwise the bubble may not make sense by itself.
+      if (params.type == Widget::InitParams::TYPE_BUBBLE) {
+        wm::TransientWindowManager::Get(window_)
+            ->set_parent_controls_visibility(true);
+      }
     }
     // SetAlwaysOnTop before SetParent so that always-on-top container is used.
     SetAlwaysOnTop(params.keep_on_top);