DevTools: move counter-related devtools.timeline trace events into probe:: probes.

third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.cpp

Index: third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.cpp
diff --git a/third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.cpp b/third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.cpp
index c74d9e94739cd731464822eaaff8b2fe52b1bfc5..fea3a8523a18d31bdcc52288c17689bfa39c79cf 100644
--- a/third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.cpp
+++ b/third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.cpp
@@ -534,9 +534,6 @@ void XMLHttpRequest::dispatchReadyStateChangeEvent() {
     }
     m_progressEventThrottle->dispatchReadyStateChangeEvent(
         Event::create(EventTypeNames::readystatechange), action);
-    TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"),
-                         "UpdateCounters", TRACE_EVENT_SCOPE_THREAD, "data",
-                         InspectorUpdateCountersEvent::data());
   }
 
   if (m_state == kDone && !m_error) {
@@ -544,9 +541,6 @@ void XMLHttpRequest::dispatchReadyStateChangeEvent() {
                  InspectorXhrLoadEvent::data(getExecutionContext(), this));
     dispatchProgressEventFromSnapshot(EventTypeNames::load);
     dispatchProgressEventFromSnapshot(EventTypeNames::loadend);
-    TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"),
-                         "UpdateCounters", TRACE_EVENT_SCOPE_THREAD, "data",
-                         InspectorUpdateCountersEvent::data());
   }
 }