SERVER-42165 Replace uses of stdx::mutex with mongo::Mutex

1 files changed, 2 insertions, 2 deletions

diff --git a/src/mongo/s/client/shard_remote.cpp b/src/mongo/s/client/shard_remote.cpp
index 25f2e1959c0..4e684d8fab9 100644
--- a/src/mongo/s/client/shard_remote.cpp
+++ b/src/mongo/s/client/shard_remote.cpp
@@ -143,7 +143,7 @@ void ShardRemote::updateReplSetMonitor(const HostAndPort& remoteHost,
 }
 
 void ShardRemote::updateLastCommittedOpTime(LogicalTime lastCommittedOpTime) {
-    stdx::lock_guard<stdx::mutex> lk(_lastCommittedOpTimeMutex);
+    stdx::lock_guard<Latch> lk(_lastCommittedOpTimeMutex);
 
     // A secondary may return a lastCommittedOpTime less than the latest seen so far.
     if (lastCommittedOpTime > _lastCommittedOpTime) {
@@ -152,7 +152,7 @@ void ShardRemote::updateLastCommittedOpTime(LogicalTime lastCommittedOpTime) {
 }
 
 LogicalTime ShardRemote::getLastCommittedOpTime() const {
-    stdx::lock_guard<stdx::mutex> lk(_lastCommittedOpTimeMutex);
+    stdx::lock_guard<Latch> lk(_lastCommittedOpTimeMutex);
     return _lastCommittedOpTime;
 }