small fix for nanobench segfault when not running any tests

BUG=skia:

Review URL: https://codereview.chromium.org/1030353004

1 files changed, 6 insertions, 0 deletions

diff --git a/bench/nanobench.cpp b/bench/nanobench.cpp
index 920979cbf9..5e059328ad 100644
--- a/bench/nanobench.cpp
+++ b/bench/nanobench.cpp
@@ -894,6 +894,12 @@ int nanobench_main() {
     log->config("meta");
     log->metric("max_rss_mb", sk_tools::getMaxResidentSetSizeMB());
 
+#if SK_SUPPORT_GPU
+    // Make sure we clean up the global GrContextFactory here, otherwise we might race with the
+    // SkEventTracer destructor
+    gGrFactory.reset(NULL);
+#endif
+
     return 0;
 }