Trace_event upgrades

chrome/browser/renderer_host/render_process_host.h

Index: chrome/browser/renderer_host/render_process_host.h
diff --git a/chrome/browser/renderer_host/render_process_host.h b/chrome/browser/renderer_host/render_process_host.h
index fa58495c590f3576a632711ab537a81eb4af7830..f44dbc22a800a0d906416bb0b7887620159f8822 100644
--- a/chrome/browser/renderer_host/render_process_host.h
+++ b/chrome/browser/renderer_host/render_process_host.h
@@ -267,6 +267,10 @@ class RenderProcessHost : public IPC::Channel::Sender,
   // A value of zero means to use the default heuristic.
   static void SetMaxRendererProcessCount(size_t count);
 
+  // Configures whether GPU tracing is enabled for the render process.
+  // Returns number of processes that were enabled or disabled.
+  static int SetTraceEnabled(bool enabled);
+
  protected:
   // A proxy for our IPC::Channel that lives on the IO thread (see
   // browser_process.h)