Aura: Support hovering restore & close buttons for full screen apps

chrome/browser/ui/views/frame/browser_view.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 "chrome/browser/ui/views/frame/browser_view.h"
 
 #if defined(TOOLKIT_USES_GTK)
 #include <gtk/gtk.h>
 #endif
 
@@ skipping 1691 matching lines @@
   // the window below.
   if (!browser_->ShouldCloseWindow())
     return false;
 
   if (!browser_->tabstrip_model()->empty()) {
     // Tab strip isn't empty.  Hide the frame (so it appears to have closed
     // immediately) and close all the tabs, allowing the renderers to shut
     // down. When the tab strip is empty we'll be called back again.
     frame_->Hide();
     browser_->OnWindowClosing();
-    return false;
+   return false;
   }
 
   // Empty TabStripModel, it's now safe to allow the Window to be closed.
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_WINDOW_CLOSED,
       content::Source<gfx::NativeWindow>(frame_->GetNativeWindow()),
       content::NotificationService::NoDetails());
   return true;
 }
 
@@ skipping 841 matching lines @@
   browser::CreateViewsBubble(bubble);
   bubble->SetAlignment(views::BubbleBorder::ALIGN_EDGE_TO_ANCHOR_EDGE);
   bubble->Show();
 }
 
 void BrowserView::ShowAvatarBubbleFromAvatarButton() {
   AvatarMenuButton* button = frame_->GetAvatarMenuButton();
   if (button)
     button->ShowAvatarBubble();
 }