Revert 199625 "Remove ENABLE_MESSAGE_CENTER"

trunk/src/chrome/chrome_browser.gypi

Index: trunk/src/chrome/chrome_browser.gypi
===================================================================
--- trunk/src/chrome/chrome_browser.gypi	(revision 199638)
+++ trunk/src/chrome/chrome_browser.gypi	(working copy)
@@ -54,7 +54,6 @@
         '../third_party/zlib/zlib.gyp:minizip',
         '../third_party/zlib/zlib.gyp:zlib',
         '../ui/base/strings/ui_strings.gyp:ui_strings',
-        '../ui/message_center/message_center.gyp:message_center',
         '../ui/ui.gyp:shell_dialogs',
         '../ui/ui.gyp:ui',
         '../ui/ui.gyp:ui_resources',
@@ -2985,6 +2984,18 @@
             '../ui/app_list/app_list.gyp:app_list',
           ]
         }],
+        ['enable_message_center==1', {
+          'dependencies': [
+            '../ui/message_center/message_center.gyp:message_center',
+          ],
+        }, {  # enable_message_center==0
+          'sources!': [
+            'browser/notifications/message_center_notification_manager.cc',
+            'browser/notifications/message_center_notification_manager.h',
+            'browser/notifications/message_center_settings_controller.cc',
+            'browser/notifications/message_center_settings_controller.h',
+          ],
+        }],
         ['enable_managed_users!=1', {
           'sources/': [
             ['exclude', '^browser/managed_mode/'],