Move code in some attributeChanged overrides to parseAttribute.

third_party/WebKit/Source/core/html/HTMLFormElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLFormElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLFormElement.cpp b/third_party/WebKit/Source/core/html/HTMLFormElement.cpp
index 284ea311990279688eb16b6044f746297e9b3da4..ee77275db31463329e9482e1748333c3f106a658 100644
--- a/third_party/WebKit/Source/core/html/HTMLFormElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLFormElement.cpp
@@ -508,6 +508,7 @@ void HTMLFormElement::parseAttribute(const QualifiedName& name, const AtomicStri
         KURL actionURL = document().completeURL(m_attributes.action().isEmpty() ? document().url().string() : m_attributes.action());
         if (MixedContentChecker::isMixedFormAction(document().frame(), actionURL))
             UseCounter::count(document().frame(), UseCounter::MixedContentFormPresent);
+        logEventIfIsolatedWorldAndInDocument("blinkSetAttribute", "form", actionAttr.toString(), oldValue, value);
     } else if (name == targetAttr) {
         m_attributes.setTarget(value);
     } else if (name == methodAttr) {
@@ -525,13 +526,6 @@ void HTMLFormElement::parseAttribute(const QualifiedName& name, const AtomicStri
     }
 }
 
-void HTMLFormElement::attributeChanged(const QualifiedName& name, const AtomicString& oldValue, const AtomicString& newValue, AttributeModificationReason reason)
-{
-    if (name == actionAttr)
-        logEventIfIsolatedWorldAndInDocument("blinkSetAttribute", "form", actionAttr.toString(), oldValue, newValue);
-    HTMLElement::attributeChanged(name, oldValue, newValue, reason);
-}
-
 void HTMLFormElement::associate(FormAssociatedElement& e)
 {
     m_associatedElementsAreDirty = true;