[not for review] Add Draw entries to window Performance Timeline

Source/core/timing/PerformanceSmoothnessTiming.cpp

Index: Source/core/timing/PerformanceSmoothnessTiming.cpp
diff --git a/Source/platform/exported/WebRTCStatsRequest.cpp b/Source/core/timing/PerformanceSmoothnessTiming.cpp
similarity index 59%
copy from Source/platform/exported/WebRTCStatsRequest.cpp
copy to Source/core/timing/PerformanceSmoothnessTiming.cpp
index b08056050a65dd20d5336a68728ca1b64322e133..cdf01f270ad054dc356f718d184eb1a20c0a4d2e 100644
--- a/Source/platform/exported/WebRTCStatsRequest.cpp
+++ b/Source/core/timing/PerformanceSmoothnessTiming.cpp
@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
+ * Copyright (C) 2012 Intel Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
@@ -29,51 +30,37 @@
  */
 
 #include "config.h"
+#include "core/timing/PerformanceSmoothnessTiming.h"
 
-#include "public/platform/WebRTCStatsRequest.h"
-
-#include "platform/mediastream/RTCStatsRequest.h"
-#include "platform/mediastream/RTCStatsResponseBase.h"
-#include "public/platform/WebMediaStream.h"
-#include "public/platform/WebMediaStreamTrack.h"
-#include "public/platform/WebRTCStatsResponse.h"
-#include "wtf/PassOwnPtr.h"
+#include "core/dom/Document.h"
+#include "core/loader/DocumentLoadTiming.h"
+#include "core/loader/DocumentLoader.h"
+#include "platform/network/ResourceRequest.h"
+#include "platform/network/ResourceResponse.h"
 
 namespace blink {
 
-WebRTCStatsRequest::WebRTCStatsRequest(RTCStatsRequest* request)
-    : m_private(request)
-{
-}
-
-void WebRTCStatsRequest::assign(const WebRTCStatsRequest& other)
-{
-    m_private = other.m_private;
-}
-
-void WebRTCStatsRequest::reset()
-{
-    m_private.reset();
-}
-
-WebRTCStatsResponse WebRTCStatsRequest::createResponse() const
+static double monotonicTimeToDocumentMilliseconds(Document* document, double seconds)
 {
-    return WebRTCStatsResponse(m_private->createResponse());
+    ASSERT(seconds >= 0.0);
+    return document->loader()->timing()->monotonicTimeToZeroBasedDocumentTime(seconds) * 1000.0;
 }
 
-bool WebRTCStatsRequest::hasSelector() const
+PerformanceSmoothnessTiming::PerformanceSmoothnessTiming(const String& name, Document* requestingDocument, unsigned sourceFrame, double startTime)
+    : PerformanceEntry(name, "smoothness", monotonicTimeToDocumentMilliseconds(requestingDocument, startTime), monotonicTimeToDocumentMilliseconds(requestingDocument, startTime))
+    , m_sourceFrame(sourceFrame)
+    , m_requestingDocument(requestingDocument)
 {
-    return m_private->hasSelector();
+    ScriptWrappable::init(this);
 }
 
-const WebMediaStreamTrack WebRTCStatsRequest::component() const
+PerformanceSmoothnessTiming::~PerformanceSmoothnessTiming()
 {
-    return WebMediaStreamTrack(m_private->component());
 }
 
-void WebRTCStatsRequest::requestSucceeded(const WebRTCStatsResponse& response) const
+unsigned PerformanceSmoothnessTiming::sourceFrame() const
 {
-    m_private->requestSucceeded(response);
+    return m_sourceFrame;
 }
 
 } // namespace blink