Switch to standard integer types in extensions/.

extensions/common/manifest_handlers/externally_connectable_unittest.cc

 // 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.
 
+#include <stddef.h>
+
 #include <algorithm>
 
+#include "base/macros.h"
 #include "extensions/common/error_utils.h"
 #include "extensions/common/manifest_constants.h"
 #include "extensions/common/manifest_handlers/externally_connectable.h"
 #include "extensions/common/manifest_test.h"
 #include "extensions/common/permissions/permissions_data.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::ElementsAre;
 
@@ skipping 311 matching lines @@
   EXPECT_TRUE(info->matches.MatchesURL(GURL("https://example.com")));
   EXPECT_TRUE(info->matches.MatchesURL(GURL("http://build.chromium.org")));
 }
 
 TEST_F(ExternallyConnectableTest, WarningNothingSpecified) {
   LoadAndExpectWarning("externally_connectable_nothing_specified.json",
                        errors::kErrorNothingSpecified);
 }
 
 }  // namespace extensions