Index: base/debug/trace_event.cc |
diff --git a/base/debug/trace_event.cc b/base/debug/trace_event.cc |
index 5be1557403f17e5bdfc9300d255115c29cb136de..61d3daf8103f5bf811452f8b8f03470f3fa9e9b1 100644 |
--- a/base/debug/trace_event.cc |
+++ b/base/debug/trace_event.cc |
@@ -296,7 +296,8 @@ TraceResultBuffer::TraceResultBuffer() : append_comma_(false) { |
TraceResultBuffer::~TraceResultBuffer() { |
} |
-void TraceResultBuffer::SetOutputCallback(OutputCallback json_chunk_callback) { |
+void TraceResultBuffer::SetOutputCallback( |
+ const OutputCallback& json_chunk_callback) { |
output_callback_ = json_chunk_callback; |
} |