Switch to standard integer types in ios/.

ios/web/public/referrer_util_unittest.cc

 // Copyright 2013 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 "ios/web/public/referrer_util.h"
 
+#include "base/macros.h"
 #include "ios/web/public/referrer.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 namespace {
 
 const char* const kTestUrls[] = {
     "",
     "http://user:password@foo.com/a/b/c.html",
     "https://foo.com/d.html#fragment",
@@ skipping 182 matching lines @@
   EXPECT_EQ(ReferrerPolicyNoReferrerWhenDowngrade,
             ReferrerPolicyFromString("default"));
   EXPECT_EQ(ReferrerPolicyAlways, ReferrerPolicyFromString("always"));
 
   // Test that invalid values map to Never.
   EXPECT_EQ(ReferrerPolicyNever, ReferrerPolicyFromString(""));
   EXPECT_EQ(ReferrerPolicyNever, ReferrerPolicyFromString("made-up"));
 }
 
 }  // namespace web