Add explicit base to FilePath.

ppapi/shared_impl/file_path.h

 // Copyright (c) 2011 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 PPAPI_SHARED_IMPL_FILE_PATH_H_
 #define PPAPI_SHARED_IMPL_FILE_PATH_H_
 
 #include "base/file_path.h"
 #include "ppapi/shared_impl/ppapi_shared_export.h"
 
 namespace ppapi {
 
 // TODO(vtl): Once we put |::FilePath| into the |base| namespace, get rid of the
 // |Pepper| (or |PEPPER_|) prefixes. Right now, it's just too
 // confusing/dangerous!
 
 class PPAPI_SHARED_EXPORT PepperFilePath {
  public:
   enum Domain {
     DOMAIN_INVALID = 0,
     DOMAIN_ABSOLUTE,
     DOMAIN_MODULE_LOCAL,
 
     // Used for validity-checking.
     DOMAIN_MAX_VALID = DOMAIN_MODULE_LOCAL
   };
 
   PepperFilePath();
-  PepperFilePath(Domain d, const FilePath& p);
+  PepperFilePath(Domain d, const base::FilePath& p);
 
   Domain domain() const { return domain_; }
-  const FilePath& path() const { return path_; }
+  const base::FilePath& path() const { return path_; }
 
  private:
   Domain domain_;
-  FilePath path_;
+  base::FilePath path_;
 };
 
 }  // namespace ppapi
 
 #endif  // PPAPI_SHARED_IMPL_FILE_PATH_H_