Timeline: add reference to root node of layer in Rasterize event

Source/core/inspector/InspectorTimelineAgent.cpp

 /*
 * Copyright (C) 2013 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 31 matching lines @@
 #include "core/inspector/InspectorPageAgent.h"
 #include "core/inspector/InspectorState.h"
 #include "core/inspector/InstrumentingAgents.h"
 #include "core/inspector/TimelineRecordFactory.h"
 #include "core/inspector/TimelineTraceEventProcessor.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/page/DOMWindow.h"
 #include "core/page/Frame.h"
 #include "core/page/FrameView.h"
 #include "core/platform/MemoryUsageSupport.h"
+#include "core/platform/chromium/TraceEvent.h"
 #include "core/platform/graphics/IntRect.h"
 #include "core/platform/network/ResourceRequest.h"
 #include "core/platform/network/ResourceResponse.h"
 #include "core/rendering/RenderObject.h"
 #include "core/rendering/RenderView.h"
 #include "core/xml/XMLHttpRequest.h"
 
 #include <wtf/CurrentTime.h>
 
 namespace WebCore {
@@ skipping 290 matching lines @@
     TimelineRecordFactory::appendStyleRecalcDetails(entry.data.get(), m_styleRecalcElementCounter);
     m_styleRecalcElementCounter = 0;
     didCompleteCurrentRecord(TimelineRecordType::RecalculateStyles);
 }
 
 void InspectorTimelineAgent::didRecalculateStyleForElement()
 {
     ++m_styleRecalcElementCounter;
 }
 
-void InspectorTimelineAgent::willPaint(Frame* frame)
+void InspectorTimelineAgent::willPaint(RenderObject* renderer)
 {
+    Frame* frame = renderer->frame();
+    TRACE_EVENT_INSTANT2("instrumentation", InstrumentationEvents::Paint,
+        InstrumentationEventArguments::PageId, reinterpret_cast<unsigned long long>(frame->page()),
+        InstrumentationEventArguments::NodeId, idForNode(renderer->generatingNode()));
+
     pushCurrentRecord(InspectorObject::create(), TimelineRecordType::Paint, true, frame, true);
 }
 
 void InspectorTimelineAgent::didPaint(RenderObject* renderer, GraphicsContext*, const LayoutRect& clipRect)
 {
     TimelineRecordEntry& entry = m_recordStack.last();
     ASSERT(entry.type == TimelineRecordType::Paint);
     FloatQuad quad;
     localToPageQuad(*renderer, clipRect, &quad);
     entry.data = TimelineRecordFactory::createPaintData(quad, idForNode(renderer->generatingNode()));
@@ skipping 412 matching lines @@
 {
     Frame* frame = renderer.frame();
     FrameView* view = frame->view();
     FloatQuad absolute = renderer.localToAbsoluteQuad(FloatQuad(rect));
     quad->setP1(view->contentsToRootView(roundedIntPoint(absolute.p1())));
     quad->setP2(view->contentsToRootView(roundedIntPoint(absolute.p2())));
     quad->setP3(view->contentsToRootView(roundedIntPoint(absolute.p3())));
     quad->setP4(view->contentsToRootView(roundedIntPoint(absolute.p4())));
 }
 
-int InspectorTimelineAgent::idForNode(Node* node)
+long long InspectorTimelineAgent::idForNode(Node* node)
 {
     return m_domAgent && node ? m_domAgent->backendNodeIdForNode(node, BackendNodeIdGroup) : 0;
 }
 
 void InspectorTimelineAgent::releaseNodeIds()
 {
     ErrorString unused;
     if (m_domAgent)
         m_domAgent->releaseBackendNodeIds(&unused, BackendNodeIdGroup);
 }
 
 double InspectorTimelineAgent::timestamp()
 {
     return m_timeConverter.fromMonotonicallyIncreasingTime(WTF::monotonicallyIncreasingTime());
 }
 
 Page* InspectorTimelineAgent::page()
 {
     return m_pageAgent ? m_pageAgent->page() : 0;
 }
 
 } // namespace WebCore