aw: Add more trace events to drawing functions

android_webview/browser/deferred_gpu_command_service.cc

 // Copyright 2014 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 "android_webview/browser/deferred_gpu_command_service.h"
 
 #include "android_webview/browser/gl_view_renderer_manager.h"
 #include "android_webview/browser/shared_renderer_state.h"
 #include "base/debug/trace_event.h"
 #include "base/lazy_instance.h"
@@ skipping 134 matching lines @@
 bool DeferredGpuCommandService::UseVirtualizedGLContexts() { return true; }
 
 scoped_refptr<gpu::gles2::ShaderTranslatorCache>
 DeferredGpuCommandService::shader_translator_cache() {
   if (!shader_translator_cache_.get())
     shader_translator_cache_ = new gpu::gles2::ShaderTranslatorCache;
   return shader_translator_cache_;
 }
 
 void DeferredGpuCommandService::RunTasks() {
+  TRACE_EVENT0("android_webview", "DeferredGpuCommandService::RunTasks");
   bool has_more_tasks;
   {
     base::AutoLock lock(tasks_lock_);
     has_more_tasks = tasks_.size() > 0;
   }
 
   while (has_more_tasks) {
     base::Closure task;
     {
       base::AutoLock lock(tasks_lock_);
@@ skipping 10 matching lines @@
 
 void DeferredGpuCommandService::AddRef() const {
   base::RefCountedThreadSafe<DeferredGpuCommandService>::AddRef();
 }
 
 void DeferredGpuCommandService::Release() const {
   base::RefCountedThreadSafe<DeferredGpuCommandService>::Release();
 }
 
 }  // namespace android_webview