Convert //remoting to use std::unique_ptr

remoting/host/token_validator_base.cc

Index: remoting/host/token_validator_base.cc
diff --git a/remoting/host/token_validator_base.cc b/remoting/host/token_validator_base.cc
index bbf739677771334e5a61f703994e53dc3df8da56..08c077ee960b4e15bb3bd3c4c5e601737110ed2c 100644
--- a/remoting/host/token_validator_base.cc
+++ b/remoting/host/token_validator_base.cc
@@ -209,7 +209,7 @@ std::string TokenValidatorBase::ProcessResponse() {
   }
 
   // Decode the JSON data from the response.
-  scoped_ptr<base::Value> value = base::JSONReader::Read(data_);
+  std::unique_ptr<base::Value> value = base::JSONReader::Read(data_);
   base::DictionaryValue* dict;
   if (!value || !value->GetAsDictionary(&dict)) {
     LOG(ERROR) << "Invalid token validation response: '" << data_ << "'";