Revert of Adds AL logging for Blink core events.

Source/core/html/HTMLIFrameElement.cpp

Index: Source/core/html/HTMLIFrameElement.cpp
diff --git a/Source/core/html/HTMLIFrameElement.cpp b/Source/core/html/HTMLIFrameElement.cpp
index 2b79f28e874a11d0bdb4f9fc184983faf942ebd4..b447e52765ac880b28b64b3b06ab87e34c7fda09 100644
--- a/Source/core/html/HTMLIFrameElement.cpp
+++ b/Source/core/html/HTMLIFrameElement.cpp
@@ -25,7 +25,6 @@
 #include "config.h"
 #include "core/html/HTMLIFrameElement.h"
 
-#include "bindings/v8/V8DOMActivityLogger.h"
 #include "core/CSSPropertyNames.h"
 #include "core/HTMLNames.h"
 #include "core/html/HTMLDocument.h"
@@ -101,15 +100,6 @@ RenderObject* HTMLIFrameElement::createRenderer(RenderStyle*)
 
 Node::InsertionNotificationRequest HTMLIFrameElement::insertedInto(ContainerNode* insertionPoint)
 {
-    if (insertionPoint->inDocument()) {
-        V8DOMActivityLogger* activityLogger = V8DOMActivityLogger::currentActivityLoggerIfIsolatedWorld();
-        if (activityLogger) {
-            Vector<String> argv;
-            argv.append("iframe");
-            argv.append(fastGetAttribute(srcAttr));
-            activityLogger->logEvent("blinkAddElement", argv.size(), argv.data());
-        }
-    }
     InsertionNotificationRequest result = HTMLFrameElementBase::insertedInto(insertionPoint);
     if (insertionPoint->inDocument() && document().isHTMLDocument() && !insertionPoint->isInShadowTree())
         toHTMLDocument(document()).addExtraNamedItem(m_name);