Re-land:

chrome/browser/ui/views/fullscreen_exit_bubble.cc

Index: chrome/browser/ui/views/fullscreen_exit_bubble.cc
===================================================================
--- chrome/browser/ui/views/fullscreen_exit_bubble.cc	(revision 85284)
+++ chrome/browser/ui/views/fullscreen_exit_bubble.cc	(working copy)
@@ -132,8 +132,7 @@
       this, UTF16ToWideHack(accelerator.GetShortcutText()));
 
   // Initialize the popup.
-  popup_ = views::Widget::CreateWidget();
-  popup_->SetOpacity(static_cast<unsigned char>(0xff * kOpacity));
+  popup_ = new views::Widget;
   views::Widget::InitParams params(views::Widget::InitParams::TYPE_POPUP);
   params.transparent = true;
   params.can_activate = false;
@@ -142,6 +141,7 @@
   params.bounds = GetPopupRect(false);
   popup_->Init(params);
   popup_->SetContentsView(view_);
+  popup_->SetOpacity(static_cast<unsigned char>(0xff * kOpacity));
   popup_->Show();  // This does not activate the popup.
 
   // Start the initial delay timer and begin watching the mouse.