https://bugs.webkit.org/show_bug.cgi?id=65542

Patch by Rakesh KN <rakesh.kn@motorola.com> on 2011-11-21
Reviewed by Eric Seidel.

Implemented 'dirname' form attribute.

Source/WebCore:

Tests: fast/forms/form-dirname-attribute.html
       fast/forms/submit-form-with-dirname-attribute-with-ancestor-dir-attribute.html
       fast/forms/submit-form-with-dirname-attribute-with-nonhtml-ancestor.html
       fast/forms/submit-form-with-dirname-attribute.html

* html/HTMLAttributeNames.in:
Added "dirname" attribute.
* html/HTMLInputElement.idl:
Add "dirName" property to HTMLInputElement interface.
* html/HTMLTextAreaElement.cpp:
(WebCore::HTMLTextAreaElement::appendFormData):
Append dirname form data.
* html/HTMLTextAreaElement.idl:
Add "dirName" property to HTMLTextAreaElement interface.
* html/HTMLTextFormControlElement.cpp:
(WebCore::parentHTMLElement):
Helper function which returns only HTML parent element.
(WebCore::HTMLTextFormControlElement::directionForFormData):
Helper function for finding directionality of the Element.
* html/HTMLTextFormControlElement.h:
Helper function for finding directionality of the Element.
* html/TextFieldInputType.cpp:
(WebCore::TextFieldInputType::appendFormData):
Append dirname form data.
* html/TextFieldInputType.h:
Append dirname form data.

LayoutTests:

* fast/forms/form-dirname-attribute-expected.txt: Added.
* fast/forms/form-dirname-attribute.html: Added.
* fast/forms/submit-form-with-dirname-attribute-expected.txt: Added.
* fast/forms/submit-form-with-dirname-attribute-with-ancestor-dir-attribute-expected.txt: Added.
* fast/forms/submit-form-with-dirname-attribute-with-ancestor-dir-attribute.html: Added.
* fast/forms/submit-form-with-dirname-attribute-with-nonhtml-ancestor-expected.txt: Added.
* fast/forms/submit-form-with-dirname-attribute-with-nonhtml-ancestor.html: Added.
* fast/forms/submit-form-with-dirname-attribute.html: Added.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@100965 268f45cc-cd09-0410-ab3c-d52691b4dbfc