Index: content/renderer/gpu/input_handler_proxy.cc |
diff --git a/content/renderer/gpu/input_handler_proxy.cc b/content/renderer/gpu/input_handler_proxy.cc |
index 74cc6d1900e0779c2f73ba79cb7aef8f5c6b95d5..0ed7562cea010bbdc235aa6df6a520d414339600 100644 |
--- a/content/renderer/gpu/input_handler_proxy.cc |
+++ b/content/renderer/gpu/input_handler_proxy.cc |
@@ -103,6 +103,9 @@ InputHandlerProxy::EventDisposition InputHandlerProxy::HandleInputEvent( |
// thread, so punt it to the main thread. http://crbug.com/236639 |
return DID_NOT_HANDLE; |
} |
+ TRACE_EVENT0( |
+ "impl-scroll", |
+ "InputHandlerProxy::HandleInputEvent wheel scroll"); |
cc::InputHandler::ScrollStatus scroll_status = input_handler_->ScrollBegin( |
gfx::Point(wheel_event.x, wheel_event.y), cc::InputHandler::Wheel); |
switch (scroll_status) { |