[ Do not submit ] Prototype for invalidation analysis

Source/core/inspector/InspectorTraceEvents.cpp

Index: Source/core/inspector/InspectorTraceEvents.cpp
diff --git a/Source/core/inspector/InspectorTraceEvents.cpp b/Source/core/inspector/InspectorTraceEvents.cpp
index efa66df4ba0e0292bf335bf5b7cca04896f62fb0..7cee1db9aa842eded3b470d7b708ae3f335a2b84 100644
--- a/Source/core/inspector/InspectorTraceEvents.cpp
+++ b/Source/core/inspector/InspectorTraceEvents.cpp
@@ -16,6 +16,7 @@
 #include "core/inspector/ScriptCallStack.h"
 #include "core/page/Page.h"
 #include "core/rendering/RenderImage.h"
+#include "core/rendering/RenderLayer.h"
 #include "core/rendering/RenderObject.h"
 #include "core/xml/XMLHttpRequest.h"
 #include "platform/JSONValues.h"
@@ -47,7 +48,7 @@ private:
     String m_serialized;
 };
 
-String toHexString(void* p)
+String toHexString(const void* p)
 {
     return String::format("0x%" PRIx64, static_cast<uint64>(reinterpret_cast<intptr_t>(p)));
 }
@@ -109,6 +110,47 @@ PassRefPtr<TraceEvent::ConvertableToTraceFormat> InspectorLayoutEvent::endData(R
     return value;
 }
 
+PassRefPtr<TraceEvent::ConvertableToTraceFormat> InspectorStyleInvalidationTrackingEvent::data(Node* node)
+{
+    ASSERT(node);
+    RefPtr<TracedValue> value = TracedValue::create();
+    value->setString("frame", toHexString(node->document().frame()));
+    value->setString("nodeName", node->debugName());
+    value->setInteger("nodeId", InspectorNodeIds::idForNode(node));
+    RefPtr<ScriptCallStack> callstack = createScriptCallStack(5, true);
+    value->setString("callstack", callstack ? callstack->buildInspectorArray()->toJSONString() : "[]");
+    return value;
+}
+
+PassRefPtr<TraceEvent::ConvertableToTraceFormat> InspectorLayoutInvalidationTrackingEvent::data(const RenderObject* renderer)
+{
+    ASSERT(renderer);
+    RefPtr<TracedValue> value = TracedValue::create();
+    value->setString("frame", toHexString(renderer->frame()));
+    value->setString("rendererId", toHexString(renderer));
+    if (Node* generatingNode = renderer->generatingNode()) {
+        value->setString("nodeName", generatingNode->debugName());
+        value->setInteger("nodeId", InspectorNodeIds::idForNode(generatingNode));
+    }
+    RefPtr<ScriptCallStack> callstack = createScriptCallStack(5, true);
+    value->setString("callstack", callstack ? callstack->buildInspectorArray()->toJSONString() : "[]");
+    return value;
+}
+
+PassRefPtr<TraceEvent::ConvertableToTraceFormat> InspectorPaintInvalidationTrackingEvent::data(const RenderObject* renderer, const RenderObject* paintRenderer)
+{
+    ASSERT(renderer);
+    RefPtr<TracedValue> value = TracedValue::create();
+    value->setString("frame", toHexString(renderer->frame()));
+    value->setString("rendererId", toHexString(renderer));
+    value->setString("paintId", toHexString(paintRenderer));
+    if (Node* generatingNode = renderer->generatingNode()) {
+        value->setString("nodeName", generatingNode->debugName());
+        value->setInteger("nodeId", InspectorNodeIds::idForNode(generatingNode));
+    }
+    return value;
+}
+
 PassRefPtr<TraceEvent::ConvertableToTraceFormat> InspectorSendRequestEvent::data(unsigned long identifier, LocalFrame* frame, const ResourceRequest& request)
 {
     String requestId = IdentifiersFactory::requestId(identifier);
@@ -260,6 +302,7 @@ PassRefPtr<TraceEvent::ConvertableToTraceFormat> InspectorPaintEvent::data(Rende
 {
     RefPtr<TracedValue> value = TracedValue::create();
     value->setString("frame", toHexString(renderer->frame()));
+    value->setString("paintId", toHexString(renderer));
     FloatQuad quad;
     localToPageQuad(*renderer, clipRect, &quad);
     createQuad(value.get(), "clip", quad);