Trace_event upgrades

chrome/renderer/render_widget.cc

 // Copyright (c) 2010 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 "chrome/renderer/render_widget.h"
 
 #include "app/surface/transport_dib.h"
 #include "base/command_line.h"
 #include "base/logging.h"
+#include "base/debug/trace_event.h"
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/scoped_ptr.h"
 #include "build/build_config.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/render_messages_params.h"
 #include "chrome/renderer/render_process.h"
 #include "chrome/renderer/render_thread.h"
 #include "chrome/renderer/renderer_webkitclient_impl.h"
@@ skipping 505 matching lines @@
 }
 
 void RenderWidget::CallDoDeferredUpdate() {
   DoDeferredUpdate();
 
   if (pending_input_event_ack_.get())
     Send(pending_input_event_ack_.release());
 }
 
 void RenderWidget::DoDeferredUpdate() {
+  TRACE_EVENT0("GPU_INFO", "RenderWidget::DoDeferredUpdate");
   if (!webwidget_ || update_reply_pending())
     return;
 
   // Suppress updating when we are hidden.
   if (is_hidden_ || size_.IsEmpty()) {
     paint_aggregator_.ClearPendingUpdate();
     needs_repainting_on_restore_ = true;
     return;
   }
 
@@ skipping 543 matching lines @@
 
 void RenderWidget::CleanupWindowInPluginMoves(gfx::PluginWindowHandle window) {
   for (WebPluginGeometryVector::iterator i = plugin_window_moves_.begin();
        i != plugin_window_moves_.end(); ++i) {
     if (i->window == window) {
       plugin_window_moves_.erase(i);
       break;
     }
   }
 }