Browser watcher end-end-to-end .

components/browser_watcher/watcher_main_api_win.h

Index: components/browser_watcher/watcher_main_api_win.h
diff --git a/components/browser_watcher/watcher_main_api_win.h b/components/browser_watcher/watcher_main_api_win.h
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+// Copyright (c) 2014 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 COMPONENTS_BROWSER_WATCHER_WATCHER_MAIN_API_WIN_H_
+#define COMPONENTS_BROWSER_WATCHER_WATCHER_MAIN_API_WIN_H_
+
+#include "base/files/file_path.h"
+
+namespace browser_watcher {
+
+// The name of the watcher DLL.
+extern const base::FilePath::CharType kWatcherDll[];
+// The name of the watcher DLLs entrypoint function.
+extern const char kWatcherDLLEntrypoint[];
+
+// The type of the watcher DLL's main entry point.
+// The |registry_path| parameter is the path under HKCU where the exit
+// codes will be written.
+typedef int (*WatcherMainFunction)(const wchar_t* registry_path);
+
+}  // namespace browser_watcher
+
+#endif  // COMPONENTS_BROWSER_WATCHER_WATCHER_MAIN_API_WIN_H_