CL for perf tryjob on win

content/renderer/input/render_widget_input_handler.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/input/render_widget_input_handler.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <utility>
 
@@ skipping 234 matching lines @@
     start_time = base::TimeTicks::Now();
 
   TRACE_EVENT1("renderer,benchmark,rail",
                "RenderWidgetInputHandler::OnHandleInputEvent", "event",
                WebInputEventTraits::GetName(input_event.type));
   TRACE_EVENT_SYNTHETIC_DELAY_BEGIN("blink.HandleInputEvent");
   TRACE_EVENT_WITH_FLOW1("input,benchmark", "LatencyInfo.Flow",
                          TRACE_ID_DONT_MANGLE(latency_info.trace_id()),
                          TRACE_EVENT_FLAG_FLOW_IN | TRACE_EVENT_FLAG_FLOW_OUT,
                          "step", "HandleInputEventMain");
-
+  VLOG(0) << "RenderWidgetInputHandler::OnHandleInputEvent: "
+          << WebInputEventTraits::GetName(input_event.type);
   // If we don't have a high res timer, these metrics won't be accurate enough
   // to be worth collecting. Note that this does introduce some sampling bias.
   if (!start_time.is_null())
     LogInputEventLatencyUma(input_event, start_time);
 
   std::unique_ptr<cc::SwapPromiseMonitor> latency_info_swap_promise_monitor;
   ui::LatencyInfo swap_latency_info(latency_info);
   swap_latency_info.AddLatencyNumber(
       ui::LatencyComponentType::INPUT_EVENT_LATENCY_RENDERER_MAIN_COMPONENT, 0,
       0);
@@ skipping 289 matching lines @@
   if (pending_input_event_ack_) {
     TRACE_EVENT_ASYNC_END0("input",
                            "RenderWidgetInputHandler::ThrottledInputEventAck",
                            pending_input_event_ack_.get());
     delegate_->OnInputEventAck(std::move(pending_input_event_ack_));
   }
   total_input_handling_time_this_frame_ = base::TimeDelta();
 }
 
 }  // namespace content