Support detaching/attaching panels via inter-strip drags.

chrome/chrome_tests.gypi

 # 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.
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
@@ skipping 561 matching lines @@
         'browser/instant/instant_browsertest.cc',
         'browser/keyboard_access_uitest.cc',
         'browser/mouseleave_interactive_uitest.cc',
         'browser/notifications/notifications_interactive_uitest.cc',
         'browser/npapi_interactive_test.cc',
         'browser/task_manager/task_manager_browsertest_util.cc',
         'browser/ui/gtk/bookmarks/bookmark_bar_gtk_interactive_uitest.cc',
         'browser/ui/omnibox/omnibox_view_browsertest.cc',
         'browser/ui/panels/detached_panel_browsertest.cc',
         'browser/ui/panels/panel_browsertest.cc',
+        'browser/ui/panels/panel_drag_browsertest.cc',
         'browser/ui/panels/panel_overflow_browsertest.cc',
         'browser/ui/views/bookmarks/bookmark_bar_view_test.cc',
         'browser/ui/views/button_dropdown_test.cc',
         'browser/ui/views/constrained_window_views_browsertest.cc',
         'browser/ui/views/find_bar_host_interactive_uitest.cc',
         'browser/ui/views/menu_item_view_test.cc',
         'browser/ui/views/menu_model_adapter_test.cc',
         'browser/ui/views/ssl_client_certificate_selector_browsertest.cc',
         'browser/ui/views/tabs/tab_dragging_test.cc',
         'browser/ui/views/tabs/tab_drag_controller2_interactive_uitest.cc',
@@ skipping 84 matching lines @@
             'browser/chromeos/cros/cros_mock.h',
             'browser/chromeos/login/mock_authenticator.cc',
             'browser/chromeos/login/mock_authenticator.h',
             'browser/chromeos/login/screen_locker_browsertest.cc',
             'browser/chromeos/login/screen_locker_tester.cc',
             'browser/chromeos/login/screen_locker_tester.h',
           ],
           'sources!': [
             'browser/ui/panels/detached_panel_browsertest.cc',
             'browser/ui/panels/panel_browsertest.cc',
+            'browser/ui/panels/panel_drag_browsertest.cc',
             'browser/ui/panels/panel_overflow_browsertest.cc',
           ],
         }],
         ['OS=="win"', {
           'include_dirs': [
             '../third_party/wtl/include',
           ],
           'dependencies': [
             'chrome.gyp:chrome_version_resources',
             'chrome.gyp:installer_util_strings',
@@ skipping 3993 matching lines @@
               # Use outputs of this action as inputs for the main target build.
               # Seems as a misnomer but makes this happy on Linux (scons).
               'process_outputs_as_sources': 1,
             },
           ],  # 'actions'
         },
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }