Index: base/trace_event/trace_log.h |
diff --git a/base/trace_event/trace_log.h b/base/trace_event/trace_log.h |
index 510113ae11fa6c9887a1ed050b235d2f4091bb31..8d6dec30ca168b1cfc01f21b285e87a666eaf2cf 100644 |
--- a/base/trace_event/trace_log.h |
+++ b/base/trace_event/trace_log.h |
@@ -326,6 +326,10 @@ class BASE_EXPORT TraceLog : public MemoryDumpProvider { |
// by the Singleton class. |
friend struct DefaultSingletonTraits<TraceLog>; |
+ // This allows TraceEventETWExport to call UpdateCategoryGroupEnabledFlags |
+ // whenever required (ie. when ETW keyword changes). |
+ friend class TraceEventETWExport; |
+ |
// MemoryDumpProvider implementation. |
bool OnMemoryDump(const MemoryDumpArgs& args, |
ProcessMemoryDump* pmd) override; |