Blink changes to record interest rects for http://w3c.github.io/frame-timing/

Source/core/timing/PerformanceCompositeTiming.cpp

 /*
  * Copyright (C) 2015 Google Inc. All rights reserved.
+ * Copyright (C) 2015 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 "public/platform/WebImageGenerator.h"
+#include "core/timing/PerformanceCompositeTiming.h"
 
-#include "platform/graphics/DecodingImageGenerator.h"
+#include "core/dom/Document.h"
+#include "core/loader/DocumentLoader.h"
 
 namespace blink {
 
-SkImageGenerator* WebImageGenerator::create(SkData* data)
+static double monotonicTimeToDocumentMilliseconds(Document* document, double seconds)
 {
-    return DecodingImageGenerator::create(data);
+    ASSERT(seconds >= 0.0);
+    return document->loader()->timing().monotonicTimeToZeroBasedDocumentTime(seconds) * 1000.0;
+}
+
+PerformanceCompositeTiming::PerformanceCompositeTiming(Document* requestingDocument, unsigned sourceFrame, double startTime)
+    : PerformanceEntry(requestingDocument->url().string(), "composite", monotonicTimeToDocumentMilliseconds(requestingDocument, startTime), monotonicTimeToDocumentMilliseconds(requestingDocument, startTime))
+    , m_sourceFrame(sourceFrame)
+    , m_requestingDocument(requestingDocument)
+{
+}
+
+PerformanceCompositeTiming::~PerformanceCompositeTiming()
+{
+}
+
+unsigned PerformanceCompositeTiming::sourceFrame() const
+{
+    return m_sourceFrame;
+}
+
+void PerformanceCompositeTiming::trace(Visitor* visitor)
+{
+    visitor->trace(m_requestingDocument);
+    PerformanceEntry::trace(visitor);
 }
 
 } // namespace blink