Refactored GLContext to own GPUTiming which spawn GPUTimingClients.

gpu/perftests/measurements.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 "gpu/perftests/measurements.h"
 
 #include "base/logging.h"
-#include "gpu/command_buffer/service/gpu_timing.h"
 #include "testing/perf/perf_test.h"
+#include "ui/gl/gpu_timing.h"
 
 namespace gpu {
 
 Measurement::Measurement() : name(), wall_time(), cpu_time(), gpu_time() {
 }
 Measurement::Measurement(const Measurement& m)
     : name(m.name),
       wall_time(m.wall_time),
       cpu_time(m.cpu_time),
       gpu_time(m.gpu_time) {
@@ skipping 25 matching lines @@
   return *this;
 }
 
 Measurement Measurement::Divide(int a) const {
   return Measurement(name, wall_time / a, cpu_time / a, gpu_time / a);
 }
 
 Measurement::~Measurement() {
 }
 
-MeasurementTimers::MeasurementTimers(GPUTiming* gpu_timing)
+MeasurementTimers::MeasurementTimers(GPUTimingClient* gpu_timing_client)
     : wall_time_start_(), cpu_time_start_(), gpu_timer_() {
-  DCHECK(gpu_timing);
+  DCHECK(gpu_timing_client);
   wall_time_start_ = base::TimeTicks::NowFromSystemTraceTime();
   if (base::TimeTicks::IsThreadNowSupported()) {
     cpu_time_start_ = base::TimeTicks::ThreadNow();
   } else {
     static bool logged_once = false;
     LOG_IF(WARNING, !logged_once) << "ThreadNow not supported.";
     logged_once = true;
   }
 
-  if (gpu_timing->IsAvailable()) {
-    gpu_timer_.reset(new GPUTimer(gpu_timing));
+  if (gpu_timing_client->IsAvailable()) {
+    gpu_timer_ = gpu_timing_client->CreateGPUTimer();
     gpu_timer_->Start();
   }
 }
 
 void MeasurementTimers::Record() {
   wall_time_ = base::TimeTicks::NowFromSystemTraceTime() - wall_time_start_;
   if (base::TimeTicks::IsThreadNowSupported()) {
     cpu_time_ = base::TimeTicks::ThreadNow() - cpu_time_start_;
   }
   if (gpu_timer_.get()) {
@@ skipping 13 matching lines @@
     gpu_time = gpu_timer_->GetDeltaElapsed();
   }
   return Measurement(name, wall_time_, cpu_time_,
                      base::TimeDelta::FromMicroseconds(gpu_time));
 }
 
 MeasurementTimers::~MeasurementTimers() {
 }
 
 }  // namespace gpu