Implement script bubble for GTK.

chrome/chrome_browser_ui.gypi

 # Copyright 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_ui',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 1023 matching lines @@
         'browser/ui/gtk/password_generation_bubble_gtk.cc',
         'browser/ui/gtk/password_generation_bubble_gtk.h',
         'browser/ui/gtk/process_singleton_dialog.cc',
         'browser/ui/gtk/process_singleton_dialog.h',
         'browser/ui/gtk/reload_button_gtk.cc',
         'browser/ui/gtk/reload_button_gtk.h',
         'browser/ui/gtk/rounded_window.cc',
         'browser/ui/gtk/rounded_window.h',
         'browser/ui/gtk/sad_tab_gtk.cc',
         'browser/ui/gtk/sad_tab_gtk.h',
+        'browser/ui/gtk/script_bubble_gtk.cc',
+        'browser/ui/gtk/script_bubble_gtk.h',
         'browser/ui/gtk/simple_message_box_gtk.cc',
         'browser/ui/gtk/slide_animator_gtk.cc',
         'browser/ui/gtk/slide_animator_gtk.h',
         'browser/ui/gtk/speech_recognition_bubble_gtk.cc',
         'browser/ui/gtk/ssl_client_certificate_selector.cc',
         'browser/ui/gtk/status_bubble_gtk.cc',
         'browser/ui/gtk/status_bubble_gtk.h',
         'browser/ui/gtk/status_icons/status_icon_gtk.cc',
         'browser/ui/gtk/status_icons/status_icon_gtk.h',
         'browser/ui/gtk/status_icons/status_tray_gtk.cc',
@@ skipping 1703 matching lines @@
         }, { # else: enable_app_list==0
           'sources/': [
             ['exclude', '^browser/ui/views/app_list/'],
             ['exclude', '^browser/ui/app_list/'],
           ]
         }],
       ],
     },
   ],
 }