Reviewed by Darin.

        Fixes for http://bugs.webkit.org/show_bug.cgi?id=11841

        Set image size to fit alt text when image or input-image element
        has no src attribute, so that those images show their alt text instead
        of showing nothing at all.

        * html/HTMLImageElement.cpp:
        (WebCore::HTMLImageElement::attach):
        * html/HTMLInputElement.cpp:
        (WebCore::HTMLInputElement::attach):
        * rendering/RenderImage.cpp:
        (WebCore::RenderImage::setImageSizeForAltText):
        (WebCore::RenderImage::imageChanged):
        * rendering/RenderImage.h:

2007-01-10  Kirby White  <KWhiteRight@gmail.com>

        Reviewed by Darin.

        New and adjusted test cases for
        http://bugs.webkit.org/show_bug.cgi?id=11841

        * fast/dom/HTMLImageElement/image-alt-text-expected.checksum: Added.
        * fast/dom/HTMLImageElement/image-alt-text-expected.png: Added.
        * fast/dom/HTMLImageElement/image-alt-text-expected.txt: Added.
        * fast/dom/HTMLImageElement/image-alt-text.html: Added.
        * fast/dom/HTMLImageElement/resources/blue_rect.jpg: Added.
        * fast/dom/HTMLInputElement/input-image-alt-text-expected.checksum: Added.
        * fast/dom/HTMLInputElement/input-image-alt-text-expected.png: Added.
        * fast/dom/HTMLInputElement/input-image-alt-text-expected.txt: Added.
        * fast/dom/HTMLInputElement/input-image-alt-text.html: Added.
        * fast/dom/HTMLInputElement/resources/blue_rect.jpg: Added.
        * fast/forms/focus2-expected.txt:
        * fast/forms/focus2.html:
        * fast/forms/input-value-expected.checksum:
        * fast/forms/input-value-expected.png:
        * fast/forms/input-value-expected.txt:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@18755 268f45cc-cd09-0410-ab3c-d52691b4dbfc