Fix Z-order for a bubble when it appears for inactive window.

ui/views/bubble/bubble_delegate.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/bubble/bubble_delegate.h"
 
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/color_utils.h"
 #include "ui/gfx/geometry/rect.h"
@@ skipping 22 matching lines @@
   bubble_params.opacity = Widget::InitParams::TRANSLUCENT_WINDOW;
   bubble_params.accept_events = bubble->accept_events();
   if (bubble->parent_window())
     bubble_params.parent = bubble->parent_window();
   else if (bubble->anchor_widget())
     bubble_params.parent = bubble->anchor_widget()->GetNativeView();
   bubble_params.activatable = bubble->CanActivate() ?
       Widget::InitParams::ACTIVATABLE_YES : Widget::InitParams::ACTIVATABLE_NO;
   bubble->OnBeforeBubbleWidgetInit(&bubble_params, bubble_widget);
   bubble_widget->Init(bubble_params);
+  if (bubble_params.parent)
+    bubble_widget->StackAbove(bubble_params.parent);
   return bubble_widget;
 }
 
 }  // namespace
 
 // static
 const char BubbleDelegateView::kViewClassName[] = "BubbleDelegateView";
 
 BubbleDelegateView::BubbleDelegateView()
     : close_on_esc_(true),
@@ skipping 259 matching lines @@
   // http://crbug.com/474622 for details.
   if (widget == GetWidget() && visible) {
     ui::AXViewState state;
     GetAccessibleState(&state);
     if (state.role == ui::AX_ROLE_ALERT_DIALOG)
       NotifyAccessibilityEvent(ui::AX_EVENT_ALERT, true);
   }
 }
 
 }  // namespace views