Move trial token code to content/common.

content/renderer/origin_trials/web_trial_token_validator_impl.cc

+// 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.
+
+#include "content/renderer/origin_trials/web_trial_token_validator_impl.h"
+
+#include "content/common/origin_trials/trial_token_validator.h"
+
+namespace content {
+
+WebTrialTokenValidatorImpl::WebTrialTokenValidatorImpl() {}
+WebTrialTokenValidatorImpl::~WebTrialTokenValidatorImpl() {}
+
+bool WebTrialTokenValidatorImpl::validateToken(
+    const blink::WebString& token,
+    const blink::WebSecurityOrigin& origin,
+    const blink::WebString& featureName) {
+  return TrialTokenValidator::ValidateToken(token.utf8(), origin,
+                                            featureName.utf8());
+}
+
+}  // namespace content