Add a trace event in FrameLoader::updateForSameDocumentNavigation.

third_party/WebKit/Source/core/frame/History.cpp

 /*
  * Copyright (C) 2007 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 18 matching lines @@
 #include "bindings/core/v8/ScriptState.h"
 #include "core/dom/Document.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/LocalFrameClient.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/loader/FrameLoader.h"
 #include "core/loader/HistoryItem.h"
 #include "core/loader/NavigationScheduler.h"
 #include "core/page/Page.h"
 #include "platform/RuntimeEnabledFeatures.h"
-#include "platform/instrumentation/tracing/TraceEvent.h"
 #include "platform/weborigin/KURL.h"
 #include "platform/weborigin/SecurityOrigin.h"
 #include "wtf/text/StringView.h"
 
 namespace blink {
 
 namespace {
 
 bool equalIgnoringPathQueryAndFragment(const KURL& a, const KURL& b) {
   return StringView(a.getString(), 0, a.pathStart()) ==
@@ skipping 109 matching lines @@
             ? FrameLoadTypeReloadMainResource
             : FrameLoadTypeReload;
     frame()->reload(reloadType, ClientRedirectPolicy::ClientRedirect);
   }
 }
 
 void History::pushState(PassRefPtr<SerializedScriptValue> data,
                         const String& title,
                         const String& url,
                         ExceptionState& exceptionState) {
-  TRACE_EVENT0("blink", "History::pushState");
   stateObjectAdded(std::move(data), title, url, scrollRestorationInternal(),
                    FrameLoadTypeStandard, exceptionState);
 }
 
 KURL History::urlForState(const String& urlString) {
   Document* document = frame()->document();
 
   if (urlString.isNull())
     return document->url();
   if (urlString.isEmpty())
@@ skipping 51 matching lines @@
         frame()->document()->url().elidedString() + "'.");
     return;
   }
 
   frame()->loader().updateForSameDocumentNavigation(
       fullURL, SameDocumentNavigationHistoryApi, std::move(data),
       restorationType, type, frame()->document());
 }
 
 }  // namespace blink