Select when disabled should not allow value change and popup is disabled

Source/core/html/HTMLOptionElement.cpp

Index: Source/core/html/HTMLOptionElement.cpp
diff --git a/Source/core/html/HTMLOptionElement.cpp b/Source/core/html/HTMLOptionElement.cpp
index 7b5bc1ff0043e6e5f1a0c07259eb15684654972e..8f699ec1833d8a225fd49f3fee63da715b7c5ed5 100644
--- a/Source/core/html/HTMLOptionElement.cpp
+++ b/Source/core/html/HTMLOptionElement.cpp
@@ -327,9 +327,13 @@ bool HTMLOptionElement::isDisabledFormControl() const
 {
     if (ownElementDisabled())
         return true;
+    bool status = false;
+    ContainerNode* select = parentNode();
     if (Element* parent = parentElement())
-        return parent->hasTagName(optgroupTag) && parent->isDisabledFormControl();
-    return false;
+        status = parent->hasTagName(optgroupTag) && parent->isDisabledFormControl();
+    if (!status && select && select->hasTagName(selectTag))
+        status = ownerSelectElement()->isDisabledOrReadOnly();

[tkent, 2014/02/12 08:15:43]

We can't do this change.  This function should match to the HTML specification.

http://www.whatwg.org/specs/web-apps/current-work/multipage/common-idioms.htm...
http://www.whatwg.org/specs/web-apps/current-work/multipage/the-button-elemen...
An option in <select disabled><option>...</select> is NOT disabled according to
the specification.

+    return status;
 }
 
 Node::InsertionNotificationRequest HTMLOptionElement::insertedInto(ContainerNode* insertionPoint)