Index: mojo/runner/child_process.cc |
diff --git a/mojo/runner/child_process.cc b/mojo/runner/child_process.cc |
index d16c2d7cd9ed157e34fd6ca4bf9093cd96d10c28..74539a28aeb79e080398c81465f83bcaead9c4df 100644 |
--- a/mojo/runner/child_process.cc |
+++ b/mojo/runner/child_process.cc |
@@ -66,7 +66,8 @@ class Blocker { |
void Block() { |
DCHECK(run_after_.is_null()); |
event_.Wait(); |
- run_after_.Run(); |
+ if (!run_after_.is_null()) |
+ run_after_.Run(); |
} |
Unblocker GetUnblocker() { return Unblocker(this); } |