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diff --git a/chrome/browser/sync/sync_ui_util_mac.mm b/chrome/browser/sync/sync_ui_util_mac.mm
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+++ b/chrome/browser/sync/sync_ui_util_mac.mm
@@ -0,0 +1,75 @@
+// Copyright (c) 2009 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/sync/sync_ui_util_mac.h"
+
+#import <Cocoa/Cocoa.h>
+
+#include "app/l10n_util_mac.h"
+#include "base/logging.h"
+#include "chrome/browser/profile.h"
+#include "chrome/browser/sync/sync_ui_util.h"
+#include "grit/generated_resources.h"
+
+namespace sync_ui_util {
+
+void UpdateSyncItem(id syncItem, BOOL syncEnabled, Profile* profile) {
+  ProfileSyncService* syncService =
+    profile->GetOriginalProfile()->GetProfileSyncService();
+  // TODO(timsteele): Need a ui helper method to just get the type
+  // without needing labels.
+  string16 label, link;
+  sync_ui_util::MessageType status =
+      sync_ui_util::GetStatusLabels(syncService, &label, &link);
+  UpdateSyncItemForStatus(syncItem, syncEnabled, status);
+}
+
+void UpdateSyncItemForStatus(id syncItem, BOOL syncEnabled,
+                             sync_ui_util::MessageType status) {
+  DCHECK([syncItem isKindOfClass:[NSMenuItem class]]);
+  NSMenuItem* syncMenuItem = static_cast<NSMenuItem*>(syncItem);
+  // Look for a separator immediately after the menu item.
+  NSMenuItem* followingSeparator = nil;
+  NSMenu* menu = [syncItem menu];
+  if (menu) {
+    NSInteger syncItemIndex = [menu indexOfItem:syncMenuItem];
+    DCHECK_NE(syncItemIndex, -1);
+    if ((syncItemIndex + 1) < [menu numberOfItems]) {
+      NSMenuItem* menuItem = [menu itemAtIndex:(syncItemIndex + 1)];
+      if ([menuItem isSeparatorItem]) {
+        followingSeparator = menuItem;
+      }
+    }
+  }
+
+  // TODO(akalin): consolidate this code with the equivalent Windows code in
+  // chrome/browser/views/toolbar_view.cc.
+  int titleId;
+  switch (status) {
+    case sync_ui_util::SYNCED:
+      titleId = IDS_SYNC_MENU_BOOKMARKS_SYNCED_LABEL;
+      break;
+    case sync_ui_util::SYNC_ERROR:
+      titleId = IDS_SYNC_MENU_BOOKMARK_SYNC_ERROR_LABEL;
+      break;
+    case sync_ui_util::PRE_SYNCED:
+      titleId = IDS_SYNC_START_SYNC_BUTTON_LABEL;
+      break;
+    default:
+      NOTREACHED();
+      // Needed to prevent release-mode warnings.
+      titleId = IDS_SYNC_START_SYNC_BUTTON_LABEL;
+      break;
+  }
+  NSString* title = l10n_util::GetNSStringWithFixup(titleId);
+  [syncMenuItem setTitle:title];
+
+  // If we don't have a sync service, hide any sync-related menu
+  // items.  However, sync_menu_item is enabled/disabled outside of this
+  // function so we don't touch it here, and separators are always disabled.
+  [syncMenuItem setHidden:!syncEnabled];
+  [followingSeparator setHidden:!syncEnabled];
+}
+
+}  // namespace sync_ui_util