Disable new bookmark apps on Mac.

chrome/browser/extensions/extension_util.cc

 // Copyright 2013 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/extensions/extension_util.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
 #include "base/values.h"
@@ skipping 339 matching lines @@
   return *ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
       IDR_APP_DEFAULT_ICON);
 }
 
 const gfx::ImageSkia& GetDefaultExtensionIcon() {
   return *ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
       IDR_EXTENSION_DEFAULT_ICON);
 }
 
 bool IsNewBookmarkAppsEnabled() {
+#if defined(OS_MACOSX)
+  return base::CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kEnableNewBookmarkApps);
+#else
   return !base::CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kDisableNewBookmarkApps);
+#endif
 }
 
 bool IsExtensionSupervised(const Extension* extension, Profile* profile) {
   return extension->was_installed_by_custodian() && profile->IsSupervised();
 }
 
 bool NeedCustodianApprovalForPermissionIncrease() {
   const std::string group_name = base::FieldTrialList::FindFullName(
       kSupervisedUserExtensionPermissionIncreaseFieldTrialName);
   return group_name == "NeedCustodianApproval";
 }
 
 }  // namespace util
 }  // namespace extensions