Track plugin input event latency

ppapi/proxy/ppp_input_event_proxy.cc

Index: ppapi/proxy/ppp_input_event_proxy.cc
diff --git a/ppapi/proxy/ppp_input_event_proxy.cc b/ppapi/proxy/ppp_input_event_proxy.cc
index cbf6a63ad2af96069735b1517db93d20327b2055..689f08c09ec20570466ab42f4c4487ea25921b0a 100644
--- a/ppapi/proxy/ppp_input_event_proxy.cc
+++ b/ppapi/proxy/ppp_input_event_proxy.cc
@@ -7,10 +7,12 @@
 #include "ppapi/c/ppp_input_event.h"
 #include "ppapi/proxy/host_dispatcher.h"
 #include "ppapi/proxy/plugin_dispatcher.h"
+#include "ppapi/proxy/plugin_globals.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/shared_impl/ppb_input_event_shared.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_input_event_api.h"
+#include "ui/events/latency_info.h"
 
 using ppapi::thunk::EnterResourceNoLock;
 using ppapi::thunk::PPB_InputEvent_API;
@@ -90,6 +92,7 @@ bool PPP_InputEvent_Proxy::OnMessageReceived(const IPC::Message& msg) {
 
 void PPP_InputEvent_Proxy::OnMsgHandleInputEvent(PP_Instance instance,
                                                  const InputEventData& data) {
+  PluginGlobals::Get()->AddLatencyInfo(data.latency_info, instance);
   scoped_refptr<PPB_InputEvent_Shared> resource(new PPB_InputEvent_Shared(
       OBJECT_IS_PROXY, instance, data));
   CallWhileUnlocked(ppp_input_event_impl_->HandleInputEvent,
@@ -101,6 +104,7 @@ void PPP_InputEvent_Proxy::OnMsgHandleFilteredInputEvent(
     PP_Instance instance,
     const InputEventData& data,
     PP_Bool* result) {
+  PluginGlobals::Get()->AddLatencyInfo(data.latency_info, instance);
   scoped_refptr<PPB_InputEvent_Shared> resource(new PPB_InputEvent_Shared(
       OBJECT_IS_PROXY, instance, data));
   *result = CallWhileUnlocked(ppp_input_event_impl_->HandleInputEvent,