Upstream (most of) ios/web/public

ios/web/public/web_state/url_verification_constants.h

Index: ios/web/public/web_state/url_verification_constants.h
diff --git a/ios/web/public/web_state/url_verification_constants.h b/ios/web/public/web_state/url_verification_constants.h
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index 0000000000000000000000000000000000000000..f973d56048b65b5fbf078e5e5e3cc3156dbdcafe
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+++ b/ios/web/public/web_state/url_verification_constants.h
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+// Copyright 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 IOS_WEB_PUBLIC_WEB_STATE_URL_VERIFICATION_CONSTANTS_H_
+#define IOS_WEB_PUBLIC_WEB_STATE_URL_VERIFICATION_CONSTANTS_H_
+
+namespace web {
+enum URLVerificationTrustLevel {
+  // The returned URL cannot be trusted.
+  kNone,
+  // The returned URL can be displayed to the user, but the DOM of the
+  // UIWebView doesn't match yet.
+  kMixed,
+  // The returned URL can be trusted.
+  kAbsolute,
+};
+}  // namespace web
+
+#endif  // IOS_WEB_PUBLIC_WEB_STATE_URL_VERIFICATION_CONSTANTS_H_