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

Source/core/timing/PerformanceDrawTiming.cpp

 /*
  * 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
  * 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
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-#include "core/timing/PerformanceEntry.h"
+#include "core/timing/PerformanceDrawTiming.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 WebCore {
 
-PerformanceEntry::PerformanceEntry(const String& name, const String& entryType, double startTime, double finishTime)
-    : m_name(name)
-    , m_entryType(entryType)
-    , m_startTime(startTime)
-    , m_duration(finishTime - startTime)
+static double monotonicTimeToDocumentMilliseconds(Document* document, double seconds)
+{
+    ASSERT(seconds >= 0.0);
+    return document->loader()->timing()->monotonicTimeToZeroBasedDocumentTime(seconds) * 1000.0;
+}
+
+PerformanceDrawTiming::PerformanceDrawTiming(Document* requestingDocument, unsigned sourceFrame, double startTime, bool isFinal)
+    : PerformanceEntry(requestingDocument->url().string(), "draw", monotonicTimeToDocumentMilliseconds(requestingDocument, startTime), monotonicTimeToDocumentMilliseconds(requestingDocument, startTime))
+    , m_sourceFrame(sourceFrame)
+    , m_isFinal(isFinal)
+    , m_requestingDocument(requestingDocument)
 {
     ScriptWrappable::init(this);
 }
 
-PerformanceEntry::~PerformanceEntry()
+PerformanceDrawTiming::~PerformanceDrawTiming()
 {
 }
 
-String PerformanceEntry::name() const
+unsigned PerformanceDrawTiming::sourceFrame() const
 {
-    return m_name;
+    return m_sourceFrame;
 }
 
-String PerformanceEntry::entryType() const
+bool PerformanceDrawTiming::isFinal() const
 {
-    return m_entryType;
-}
-
-double PerformanceEntry::startTime() const
-{
-    return m_startTime;
-}
-
-double PerformanceEntry::duration() const
-{
-    return m_duration;
+    return m_isFinal;
 }
 
 } // namespace WebCore