Index: base/trace_event/trace_log.h |
diff --git a/base/trace_event/trace_log.h b/base/trace_event/trace_log.h |
index 6fabd730a803065effe11adbdbceb02aba3098f1..ae710fe6f099871e07153ac0983ba9b1190c51c6 100644 |
--- a/base/trace_event/trace_log.h |
+++ b/base/trace_event/trace_log.h |
@@ -26,6 +26,7 @@ namespace base { |
template <typename Type> |
struct DefaultSingletonTraits; |
+class MessageLoop; |
class RefCountedString; |
namespace trace_event { |