Simplify OriginTrialContext and the way it validates tokens.

third_party/WebKit/public/platform/WebOriginTrialTokenStatus.h

 // Copyright 2016 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 WebOriginTrialTokenStatus_h
 #define WebOriginTrialTokenStatus_h
 
 namespace blink {
 
 // The enum entries below are written to histograms and thus cannot be deleted
 // or reordered.
 // New entries must be added immediately before the end.
 enum class WebOriginTrialTokenStatus {
     Success = 0,
     NotSupported = 1,
     Insecure = 2,
-    NoTokens = 3,
-    Expired = 4,
-    WrongFeature = 5,
-    WrongOrigin = 6,
-    InvalidSignature = 7,
-    Malformed = 8,
-    WrongVersion = 9,
-    FeatureDisabled = 10,
+    Expired = 3,
+    WrongOrigin = 4,
+    InvalidSignature = 5,
+    Malformed = 6,
+    WrongVersion = 7,
+    FeatureDisabled = 8,
     Last = FeatureDisabled
 };
 
 } // namespace blink
 
 #endif // WebOriginTrialTokenStatus_h