Observing DocumentTiming and sending data to RenderFrameImpl

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index 4101200e5cc486a46c89b93bb988aaeaea64f334..8432ac10b150de61c4eaa237c04ccacad3599357 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -421,6 +421,7 @@ Document::Document(const DocumentInit& initializer, DocumentClassFlags documentC
     , m_loadEventDelayCount(0)
     , m_loadEventDelayTimer(this, &Document::loadEventDelayTimerFired)
     , m_pluginLoadingTimer(this, &Document::pluginLoadingTimerFired)
+    , m_documentTiming(this)
     , m_writeRecursionIsTooDeep(false)
     , m_writeRecursionDepth(0)
     , m_taskRunner(MainThreadTaskRunner::create(this))
@@ -5191,6 +5192,12 @@ ScriptedAnimationController& Document::ensureScriptedAnimationController()
     return *m_scriptedAnimationController;
 }
 
+void Document::onDocumentTimingChanged() const
+{
+    if (frame())
+        frame()->loader().client()->didChangePerformanceTiming();
+}
+
 int Document::requestAnimationFrame(FrameRequestCallback* callback)
 {
     return ensureScriptedAnimationController().registerCallback(callback);