sync: move internal_api components used by chrome/browser into internal_api/public

sync/util/unrecoverable_error_handler.h

Index: sync/util/unrecoverable_error_handler.h
diff --git a/sync/util/unrecoverable_error_handler.h b/sync/util/unrecoverable_error_handler.h
deleted file mode 100644
index aaca1e930a0488266e7ba32b2e8b4c9b2ce8a105..0000000000000000000000000000000000000000
--- a/sync/util/unrecoverable_error_handler.h
+++ /dev/null
@@ -1,30 +0,0 @@
-// Copyright (c) 2012 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 SYNC_UTIL_UNRECOVERABLE_ERROR_HANDLER_H_
-#define SYNC_UTIL_UNRECOVERABLE_ERROR_HANDLER_H_
-#pragma once
-
-#include <string>
-
-#include "base/location.h"
-
-namespace browser_sync {
-
-class UnrecoverableErrorHandler {
- public:
-  // Call this when normal operation detects that the chrome model and the
-  // syncer model are inconsistent, or similar.  The ProfileSyncService will
-  // try to avoid doing any work to avoid crashing or corrupting things
-  // further, and will report an error status if queried.
-  virtual void OnUnrecoverableError(const tracked_objects::Location& from_here,
-                                    const std::string& message) = 0;
- protected:
-  virtual ~UnrecoverableErrorHandler() { }
-};
-
-}
-
-#endif  // SYNC_UTIL_UNRECOVERABLE_ERROR_HANDLER_H_
-