Create TaskAttributionTiming PerformanceEntry for attribution in PerformanceLongTaskTiming. Move cu…

third_party/WebKit/Source/core/timing/PerformanceEntry.cpp

 /*
  * Copyright (C) 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 61 matching lines @@
   if (entryType == "mark")
     return Mark;
   if (entryType == "measure")
     return Measure;
   if (entryType == "render")
     return Render;
   if (entryType == "resource")
     return Resource;
   if (entryType == "navigation")
     return Navigation;
+  if (entryType == "taskattribution")
+    return TaskAttribution;
   return Invalid;
 }
 
 ScriptValue PerformanceEntry::toJSONForBinding(ScriptState* scriptState) const {
   V8ObjectBuilder result(scriptState);
   buildJSONValue(result);
   return result.scriptValue();
 }
 
 void PerformanceEntry::buildJSONValue(V8ObjectBuilder& builder) const {
   builder.addString("name", name());
   builder.addString("entryType", entryType());
   builder.addNumber("startTime", startTime());
   builder.addNumber("duration", duration());
 }
 
 }  // namespace blink