Adds AL logging for Blink core events.

Source/core/html/HTMLInputElement.cpp

Index: Source/core/html/HTMLInputElement.cpp
diff --git a/Source/core/html/HTMLInputElement.cpp b/Source/core/html/HTMLInputElement.cpp
index 904da975e84edb9fcd952b2394076ec414d58c3e..03539bd685e82623dc10253ffb325dbc7a312c03 100644
--- a/Source/core/html/HTMLInputElement.cpp
+++ b/Source/core/html/HTMLInputElement.cpp
@@ -32,6 +32,7 @@
 #include "bindings/v8/ExceptionMessages.h"
 #include "bindings/v8/ExceptionState.h"
 #include "bindings/v8/ScriptEventListener.h"
+#include "bindings/v8/V8DOMActivityLogger.h"
 #include "core/CSSPropertyNames.h"
 #include "core/HTMLNames.h"
 #include "core/accessibility/AXObjectCache.h"
@@ -1412,6 +1413,16 @@ void HTMLInputElement::didChangeForm()
 
 Node::InsertionNotificationRequest HTMLInputElement::insertedInto(ContainerNode* insertionPoint)
 {
+    if (insertionPoint->isInTreeScope()) {
+        V8DOMActivityLogger* activityLogger = V8DOMActivityLogger::currentActivityLoggerIfIsolatedWorld();
+        if (activityLogger) {
+            Vector<String> argv;
+            argv.append("input");
+            argv.append(fastGetAttribute(typeAttr));
+            argv.append(fastGetAttribute(formactionAttr));
+            activityLogger->logEvent("blinkAddElement", 3, argv.data());
+        }
+    }
     HTMLTextFormControlElement::insertedInto(insertionPoint);
     if (insertionPoint->inDocument() && !form())
         addToRadioButtonGroup();