perfetto: make include guards file also run on test folder

Change-Id: I338d73eccf56e7e5cd8044b3e6779967ac7b6a46
diff --git a/test/task_runner_thread.h b/test/task_runner_thread.h
index 6a1ed72..d27aeb1 100644
--- a/test/task_runner_thread.h
+++ b/test/task_runner_thread.h
@@ -60,4 +60,4 @@
 
 }  // namespace perfetto
 
-#endif  // TEST_TASK_RUNNER_THREAD_H
+#endif  // TEST_TASK_RUNNER_THREAD_H_
diff --git a/tools/fix_include_guards b/tools/fix_include_guards
index ff062d0..fd674c0 100755
--- a/tools/fix_include_guards
+++ b/tools/fix_include_guards
@@ -56,7 +56,7 @@
 def main():
   checkonly = '--check-only' in sys.argv
   num_files_changed = 0
-  for topdir in ('src', 'include'):
+  for topdir in ('src', 'include', 'test'):
     for root, dirs, files in os.walk(topdir):
       for name in files:
         if not name.endswith('.h'):