From c3ece1b76700f134467ab47718e06df8cec5cfb1 Mon Sep 17 00:00:00 2001
From: fzyzcjy <ch271828n@outlook.com>
Date: Tue, 11 Oct 2022 09:21:17 +0800
Subject: [PATCH] rm debug log #6136

---
 shell/common/rasterizer.cc | 42 +++++++++++++++++---------------------
 1 file changed, 19 insertions(+), 23 deletions(-)

diff --git a/shell/common/rasterizer.cc b/shell/common/rasterizer.cc
index aed6ea6d6342c..056afede064a2 100644
--- a/shell/common/rasterizer.cc
+++ b/shell/common/rasterizer.cc
@@ -504,13 +504,6 @@ RasterStatus Rasterizer::DrawToSurface(
   return raster_status;
 }
 
-template <typename T>
-std::string to_string(const T& value) {
-  std::ostringstream ss;
-  ss << value;
-  return ss.str();
-}
-
 void Rasterizer::MaybeSleepBeforeSubmit(
     FrameTimingsRecorder& frame_timings_recorder) {
   static const int MAX_HISTORY = 5;
@@ -547,22 +540,23 @@ void Rasterizer::MaybeSleepBeforeSubmit(
 
   fml::TimeDelta sleep_duration = wakeup_time - now;
 
-  std::ostringstream info;
-  info << "should_sleep=" << should_sleep    //
-       << ", curr_latency=" << curr_latency  //
-       << ", vsync_target_time"
-       << vsync_target_time.ToEpochDelta().ToMicroseconds()                  //
-       << ", now" << now.ToEpochDelta().ToMicroseconds()                     //
-       << ", wakeup_time" << wakeup_time.ToEpochDelta().ToMicroseconds()     //
-       << ", sleep_duration" << sleep_duration.ToMicroseconds()              //
-       << ", history_larger_latency_count=" << history_larger_latency_count  //
-       << ", history_latencies=";
-  for (int history_latency : history_latencies_) {
-    info << history_latency << ",";
-  }
-  info << ", ";
-  TRACE_EVENT1("flutter", "Rasterizer::MaybeSleepBeforeSubmit", "info",
-               info.str().c_str());
+  //  std::ostringstream info;
+  //  info << "should_sleep=" << should_sleep    //
+  //       << ", curr_latency=" << curr_latency  //
+  //       << ", vsync_target_time"
+  //       << vsync_target_time.ToEpochDelta().ToMicroseconds() //
+  //       << ", now" << now.ToEpochDelta().ToMicroseconds() //
+  //       << ", wakeup_time" << wakeup_time.ToEpochDelta().ToMicroseconds() //
+  //       << ", sleep_duration" << sleep_duration.ToMicroseconds() //
+  //       << ", history_larger_latency_count=" << history_larger_latency_count
+  //       //
+  //       << ", history_latencies=";
+  //  for (int history_latency : history_latencies_) {
+  //    info << history_latency << ",";
+  //  }
+  //  info << ", ";
+  //  TRACE_EVENT1("flutter", "Rasterizer::MaybeSleepBeforeSubmit", "info",
+  //  info.str().c_str());
 
   {
     history_latencies_.push_back(curr_latency);
@@ -572,6 +566,8 @@ void Rasterizer::MaybeSleepBeforeSubmit(
   }
 
   if (should_sleep) {
+    TRACE_EVENT0("flutter", "SleepBeforeSubmit");
+
     // TODO may use signals etc, instead of sleeping
     std::this_thread::sleep_for(
         std::chrono::microseconds(sleep_duration.ToMicroseconds()));