Rename Origin.unique() to opaque().

content/common/origin_trials/trial_token.cc

Index: content/common/origin_trials/trial_token.cc
diff --git a/content/common/origin_trials/trial_token.cc b/content/common/origin_trials/trial_token.cc
index ab9debf19a35af54f0c80ede7fd9cc18789ab63a..7dd9ac80f2720020d4f88fa563810630f0d50869 100644
--- a/content/common/origin_trials/trial_token.cc
+++ b/content/common/origin_trials/trial_token.cc
@@ -150,9 +150,9 @@ std::unique_ptr<TrialToken> TrialToken::Parse(
   datadict->GetString("feature", &feature_name);
   datadict->GetInteger("expiry", &expiry_timestamp);
 
-  // Ensure that the origin is a valid (non-unique) origin URL.
+  // Ensure that the origin is a valid (non-opaque) origin URL.
   url::Origin origin = url::Origin(GURL(origin_string));
-  if (origin.unique()) {
+  if (origin.opaque()) {
     return nullptr;
   }