Switch to standard integer types in extensions/.

extensions/shell/test/shell_apitest.h

 // Copyright 2014 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 EXTENSIONS_SHELL_TEST_SHELL_APITEST_H_
 #define EXTENSIONS_SHELL_TEST_SHELL_APITEST_H_
 
 #include <string>
 
+#include "base/macros.h"
 #include "extensions/shell/test/shell_test.h"
 
 namespace extensions {
 
 class Extension;
 
 // Base class for app shell browser API tests that load an app/extension
 // and wait for a success message from the chrome.test API.
 class ShellApiTest : public AppShellTest {
  public:
@@ skipping 19 matching lines @@
   // If it failed, what was the error message?
   std::string message_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ShellApiTest);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_SHELL_TEST_SHELL_APITEST_H_