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

TBR=jhawkins@chromium.org

BUG=131130
TEST=


Review URL: https://chromiumcodereview.appspot.com/10534080

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@142626 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 30 insertions, 0 deletions

diff --git a/sync/internal_api/public/util/unrecoverable_error_handler.h b/sync/internal_api/public/util/unrecoverable_error_handler.h
new file mode 100644
index 0000000..aaca1e9
--- /dev/null
+++ b/sync/internal_api/public/util/unrecoverable_error_handler.h
@@ -0,0 +1,30 @@
+// 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_
+