Fix Pepper File IO callbacks.

ppapi/tests/test_file_io.h

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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 PAPPI_TESTS_TEST_FILE_IO_H_
 #define PAPPI_TESTS_TEST_FILE_IO_H_
 
 #include <string>
 
 #include "ppapi/tests/test_case.h"
 
 class TestFileIO : public TestCase {
  public:
   explicit TestFileIO(TestingInstance* instance) : TestCase(instance) {}
 
   // TestCase implementation.
   virtual bool Init();
   virtual void RunTest();
 
  private:
   std::string TestOpen();
   std::string TestReadWriteSetLength();
   std::string TestTouchQuery();
+  std::string TestAbortCalls();
 };
 
 #endif  // PAPPI_TESTS_TEST_FILE_IO_H_