Add FilePath to base namespace.

remoting/host/ipc_constants.h

 // 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 REMOTING_HOST_IPC_CONSTANTS_H_
 #define REMOTING_HOST_IPC_CONSTANTS_H_
 
 #include "base/file_path.h"
 
 namespace remoting {
 
 // The command line switch specifying the daemon IPC endpoint.
 extern const char kDaemonPipeSwitchName[];
 
 // Name of the daemon process binary.
-extern const FilePath::CharType kDaemonBinaryName[];
+extern const base::FilePath::CharType kDaemonBinaryName[];
 
 // Name of the host process binary.
-extern const FilePath::CharType kHostBinaryName[];
+extern const base::FilePath::CharType kHostBinaryName[];
 
 // Returns the full path to an installed |binary| in |full_path|.
-bool GetInstalledBinaryPath(const FilePath::StringType& binary,
-                            FilePath* full_path);
+bool GetInstalledBinaryPath(const base::FilePath::StringType& binary,
+                            base::FilePath* full_path);
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_IPC_CONSTANTS_H_