Automated Code Change

PiperOrigin-RevId: 850604700

Author: protobuf-github-bot

src/google/protobuf/io/zero_copy_stream_unittest.cc

@@ -1449,13 +1449,13 @@ TEST_F(IoTest, NonBlockingFileIo) {
       ASSERT_EQ(fcntl(fd[1], F_SETFL, O_NONBLOCK), 0);
 
       absl::Mutex go_write;
-      go_write.Lock();
+      go_write.lock();
 
       bool done_reading = false;
 
       std::thread write_thread([this, fd, &go_write, i]() {
-        go_write.Lock();
-        go_write.Unlock();
+        go_write.lock();
+        go_write.unlock();
         FileOutputStream output(fd[1], kBlockSizes[i]);
         WriteStuff(&output);
         EXPECT_EQ(0, output.GetErrno());
@@ -1474,7 +1474,7 @@ TEST_F(IoTest, NonBlockingFileIo) {
       // reading thread waits for the data to be available before returning.
       std::this_thread::sleep_for(std::chrono::milliseconds(100));
       EXPECT_FALSE(done_reading);
-      go_write.Unlock();
+      go_write.unlock();
       write_thread.join();
       read_thread.join();
       EXPECT_TRUE(done_reading);