Track plugin input event latency

content/renderer/pepper/pepper_plugin_instance_impl.h

Index: content/renderer/pepper/pepper_plugin_instance_impl.h
diff --git a/content/renderer/pepper/pepper_plugin_instance_impl.h b/content/renderer/pepper/pepper_plugin_instance_impl.h
index b84592320801b4b8291455c3813b6400738478b6..8aa10fac1c7e928b826128925b02bbdac37a9900 100644
--- a/content/renderer/pepper/pepper_plugin_instance_impl.h
+++ b/content/renderer/pepper/pepper_plugin_instance_impl.h
@@ -56,6 +56,7 @@
 #include "third_party/WebKit/public/web/WebPlugin.h"
 #include "third_party/WebKit/public/web/WebUserGestureToken.h"
 #include "ui/base/ime/text_input_type.h"
+#include "ui/events/latency_info.h"
 #include "ui/gfx/rect.h"
 #include "url/gurl.h"
 
@@ -505,6 +506,8 @@ class CONTENT_EXPORT PepperPluginInstanceImpl
   // RenderFrameObserver
   virtual void OnDestruct() OVERRIDE;
 
+  void AddLatencyInfo(const std::vector<ui::LatencyInfo>& latency_info);
+
  private:
   friend class base::RefCounted<PepperPluginInstanceImpl>;
   friend class PpapiUnittest;