Clean-up inline members of nested classes (webkit/)

webkit/fileapi/file_system_file_util.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 WEBKIT_FILEAPI_FILE_SYSTEM_FILE_UTIL_H_
 #define WEBKIT_FILEAPI_FILE_SYSTEM_FILE_UTIL_H_
 
 #include "base/file_path.h"
 #include "base/file_util_proxy.h"
 #include "base/memory/ref_counted.h"
@@ skipping 43 matching lines @@
     // The FileAPI backend does nothing on the returned file.
     kSnapshotFileLocal,
 
     // The implementation returns a temporary file as the snapshot file.
     // The FileAPI backend takes care of the lifetime of the returned file
     // and will delete when the last reference of the file is dropped.
     kSnapshotFileTemporary,
   };
 
   class EmptyFileEnumerator : public AbstractFileEnumerator {
-    virtual FilePath Next() OVERRIDE { return FilePath(); }
-    virtual int64 Size() OVERRIDE { return 0; }
-    virtual base::Time LastModifiedTime() OVERRIDE { return base::Time(); }
-    virtual bool IsDirectory() OVERRIDE { return false; }
+    virtual FilePath Next() OVERRIDE;
+    virtual int64 Size() OVERRIDE;
+    virtual base::Time LastModifiedTime() OVERRIDE;
+    virtual bool IsDirectory() OVERRIDE;
   };
 
   virtual ~FileSystemFileUtil() {}
 
   // Creates or opens a file with the given flags.
   // If PLATFORM_FILE_CREATE is set in |file_flags| it always tries to create
   // a new file at the given |url| and calls back with
   // PLATFORM_FILE_ERROR_FILE_EXISTS if the |url| already exists.
   virtual PlatformFileError CreateOrOpen(
       FileSystemOperationContext* context,
@@ skipping 133 matching lines @@
  protected:
   FileSystemFileUtil() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(FileSystemFileUtil);
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_FILE_SYSTEM_FILE_UTIL_H_