[Mac] Convert the page info window to a bubble.

chrome/browser/labs.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/browser/labs.h"
 
 #include <algorithm>
 #include <iterator>
 #include <map>
 #include <set>
@@ skipping 83 matching lines @@
     // On other platforms, this lab isn't available at all.
     0,
 #endif
     kOsWin | kOsLinux,
     switches::kEnableRemoting
   },
   {
     "page-info-bubble",  // Do not change; see above.
     IDS_LABS_PAGE_INFO_BUBBLE_NAME,
     IDS_LABS_PAGE_INFO_BUBBLE_DESCRIPTION,
-    kOsWin | kOsLinux,
+    kOsAll,
     switches::kEnableNewPageInfoBubble
   },
   {
     "disable-outdated-plugins",  // Do not change; see above.
     IDS_LABS_DISABLE_OUTDATED_PLUGINS_NAME,
     IDS_LABS_DISABLE_OUTDATED_PLUGINS_DESCRIPTION,
     kOsAll,
     switches::kDisableOutdatedPlugins
   },
 };
@@ skipping 153 matching lines @@
 
   if (enable)
     enabled_experiments.insert(internal_name);
   else
     enabled_experiments.erase(internal_name);
 
   SetEnabledLabs(profile->GetPrefs(), enabled_experiments);
 }
 
 }  // namespace Labs