Trace_event upgrades

gpu/command_buffer/service/gpu_processor.cc

 // Copyright (c) 2009 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/command_buffer/service/gpu_processor.h"
 
 #include "app/gfx/gl/gl_bindings.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
+#include "base/debug/trace_event.h"
 #include "base/message_loop.h"
 #include "app/gfx/gl/gl_context.h"
 
 using ::base::SharedMemory;
 
 static size_t kNumThrottleFences = 1;
 
 namespace gpu {
 
 GPUProcessor::GPUProcessor(CommandBuffer* command_buffer,
@@ skipping 94 matching lines @@
   parser_.reset();
 }
 
 #if defined(OS_MACOSX)
 namespace {
 const unsigned int kMaxOutstandingSwapBuffersCallsPerOnscreenContext = 1;
 }
 #endif
 
 void GPUProcessor::ProcessCommands() {
+  TRACE_EVENT0("GPU_PERF", "GPUProcessor::ProcessCommands");
   CommandBuffer::State state = command_buffer_->GetState();
   if (state.error != error::kNoError)
     return;
 
   if (decoder_.get()) {
     if (!decoder_->MakeCurrent()) {
       LOG(ERROR) << "Context lost because MakeCurrent failed.";
       command_buffer_->SetParseError(error::kLostContext);
       return;
     }
@@ skipping 97 matching lines @@
 
 void GPUProcessor::SetSwapBuffersCallback(
     Callback0::Type* callback) {
   wrapped_swap_buffers_callback_.reset(callback);
   decoder_->SetSwapBuffersCallback(
       NewCallback(this,
                   &GPUProcessor::WillSwapBuffers));
 }
 
 }  // namespace gpu