file_manager: Move non-binding code to c/b/chromeos/file_manager

chrome/browser/chromeos/file_manager/file_watcher.h

 // Copyright 2013 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_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_WATCHER_H_
-#define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_WATCHER_H_
+#ifndef CHROME_BROWSER_CHROMEOS_FILE_MANAGER_FILE_WATCHER_H_
+#define CHROME_BROWSER_CHROMEOS_FILE_MANAGER_FILE_WATCHER_H_
 
 #include <map>
 #include <string>
 
 #include "base/callback_forward.h"
 #include "base/files/file_path.h"
 #include "base/files/file_path_watcher.h"
 #include "base/memory/weak_ptr.h"
 
 namespace file_manager {
@@ skipping 60 matching lines @@
   typedef std::map<std::string, int> ExtensionCountMap;
   ExtensionCountMap extensions_;
 
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate the weak pointers before any other members are destroyed.
   base::WeakPtrFactory<FileWatcher> weak_ptr_factory_;
 };
 
 }  // namespace file_manager
 
-#endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_WATCHER_H_
+#endif  // CHROME_BROWSER_CHROMEOS_FILE_MANAGER_FILE_WATCHER_H_