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

sync/util/report_unrecoverable_error_function.h

Index: sync/util/report_unrecoverable_error_function.h
diff --git a/sync/util/report_unrecoverable_error_function.h b/sync/util/report_unrecoverable_error_function.h
deleted file mode 100644
index ead73f0d67dff2a01581b787119347bec485f3d2..0000000000000000000000000000000000000000
--- a/sync/util/report_unrecoverable_error_function.h
+++ /dev/null
@@ -1,19 +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_REPORT_UNRECOVERABLE_ERROR_FUNCTION_H_
-#define SYNC_UTIL_REPORT_UNRECOVERABLE_ERROR_FUNCTION_H_
-#pragma once
-
-namespace browser_sync {
-
-// A ReportUnrecoverableErrorFunction is a function that is called
-// immediately when an unrecoverable error is encountered.  Unlike
-// UnrecoverableErrorHandler, it should just log the error and any
-// context surrounding it.
-typedef void (*ReportUnrecoverableErrorFunction)(void);
-
-}  // namespace browser_sync
-
-#endif  // SYNC_UTIL_REPORT_UNRECOVERABLE_ERROR_FUNCTION_H_