Show bubble and wrench menu item for sync error

chrome/browser/sync/sync_global_error.h

Index: chrome/browser/sync/sync_global_error.h
diff --git a/chrome/browser/sync/sync_global_error.h b/chrome/browser/sync/sync_global_error.h
new file mode 100644
index 0000000000000000000000000000000000000000..448ff2844ec4520f1bfb3efcbbc82964cf693e23
--- /dev/null
+++ b/chrome/browser/sync/sync_global_error.h
@@ -0,0 +1,53 @@
+// 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.
+
+#ifndef CHROME_BROWSER_SYNC_SYNC_GLOBAL_ERROR_H_
+#define CHROME_BROWSER_SYNC_SYNC_GLOBAL_ERROR_H_
+#pragma once
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "chrome/browser/sync/profile_sync_service_observer.h"
+#include "chrome/browser/ui/global_error.h"
+
+class ProfileSyncService;
+
+// Shows sync errors on the wrench menu using a bubble view and a
+// menu item.
+class SyncGlobalError : public GlobalError,
+                        public ProfileSyncServiceObserver {
+ public:
+  explicit SyncGlobalError(ProfileSyncService* service);
+  virtual ~SyncGlobalError();
+
+  virtual bool HasBadge() OVERRIDE;
+
+  virtual bool HasMenuItem() OVERRIDE;
+  virtual int MenuItemCommandID() OVERRIDE;
+  virtual string16 MenuItemLabel() OVERRIDE;
+  virtual void ExecuteMenuItem(Browser* browser) OVERRIDE;
+
+  virtual bool HasBubbleView() OVERRIDE;
+  virtual string16 GetBubbleViewTitle() OVERRIDE;
+  virtual string16 GetBubbleViewMessage() OVERRIDE;
+  virtual string16 GetBubbleViewAcceptButtonLabel() OVERRIDE;
+  virtual string16 GetBubbleViewCancelButtonLabel() OVERRIDE;
+  virtual void BubbleViewDidClose() OVERRIDE;
+  virtual void BubbleViewAcceptButtonPressed() OVERRIDE;
+  virtual void BubbleViewCancelButtonPressed() OVERRIDE;
+
+  // ProfileSyncServiceObserver implementation.
+  virtual void OnStateChanged() OVERRIDE;
+
+  // For non-ChromeOS we customize the "Sign in to sync" wrench menu item
+  // instead of adding a new wrench menu item at the bottom.
+  bool HasCustomizedSyncMenuItem();
+
+ private:
+  ProfileSyncService* service_;
+
+  DISALLOW_COPY_AND_ASSIGN(SyncGlobalError);
+};
+
+#endif  // CHROME_BROWSER_SYNC_SYNC_GLOBAL_ERROR_H_