Reverting this change to see if this fixes the MinimizeRestore browser tests on Vista and XP.

chrome/chrome_browser.gypi

 # Copyright (c) 2011 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',
       'type': 'static_library',
       'dependencies': [
@@ skipping 3036 matching lines @@
         'browser/ui/panels/panel_browser_window_cocoa.h',
         'browser/ui/panels/panel_browser_window_cocoa.mm',
         'browser/ui/panels/panel_browser_window_gtk.cc',
         'browser/ui/panels/panel_browser_window_gtk.h',
         'browser/ui/panels/panel_manager.cc',
         'browser/ui/panels/panel_manager.h',
         'browser/ui/panels/panel_mouse_watcher.cc',
         'browser/ui/panels/panel_mouse_watcher.h',
         'browser/ui/panels/panel_mouse_watcher_timer.cc',
         'browser/ui/panels/panel_mouse_watcher_win.cc',
+        'browser/ui/panels/panel_mouse_watcher_win.h',
         'browser/ui/panels/panel_settings_menu_model.cc',
         'browser/ui/panels/panel_settings_menu_model.h',
         'browser/ui/panels/panel_titlebar_view_cocoa.h',
         'browser/ui/panels/panel_titlebar_view_cocoa.mm',
         'browser/ui/panels/panel_window_controller_cocoa.h',
         'browser/ui/panels/panel_window_controller_cocoa.mm',
         'browser/ui/profile_error_dialog.cc',
         'browser/ui/profile_error_dialog.h',
         'browser/ui/profile_menu_model.cc',
         'browser/ui/profile_menu_model.h',
@@ skipping 1671 matching lines @@
                 ['exclude', '^browser/speech/speech_input_bubble_gtk.cc'],
                 ['exclude', '^browser/tab_contents/render_view_context_menu_gtk.cc'],
                 ['exclude', '^browser/tab_contents/render_view_context_menu_gtk.h'],
                 ['exclude', '^browser/tab_contents/tab_contents_view_gtk.cc'],
                 ['exclude', '^browser/tab_contents/tab_contents_view_gtk.h'],
                 ['exclude', '^browser/ui/browser_list_gtk.cc'],
                 ['exclude', '^browser/ui/gtk/omnibox/omnibox_popup_view_gtk.cc'],
                 ['exclude', '^browser/ui/gtk/omnibox/omnibox_popup_view_gtk.h'],
                 ['exclude', '^browser/ui/panels/panel_browser_window_gtk.cc'],
                 ['exclude', '^browser/ui/panels/panel_browser_window_gtk.h'],
+                ['exclude', '^browser/ui/panels/panel_mouse_watcher_timer.cc'],
               ],
             }],
             # Exclude these toolkit_views specific files again.
             # (Required because of the '^browser/extensions/' include above)
             ['toolkit_views==0', {
               'sources/': [
                 ['exclude', '^browser/extensions/extension_input_api.cc'],
                 ['exclude', '^browser/extensions/extension_input_api.h'],
                 ['exclude', '^browser/extensions/key_identifier_conversion_views.cc'],
                 ['exclude', '^browser/extensions/key_identifier_conversion_views.h'],
@@ skipping 309 matching lines @@
               # weak imports in dependents, who still must #include
               # closure_blocks_leopard_compat.h to get weak imports.
               'type': 'none',
             }],
           ],
         },
       ],
     }],
   ],
 }