Clean up SVGLocatable.cpp

[Eric Seidel (no email)]

Clean up SVGLocatable.cpp

See attached (simple) patch.

[Eric Seidel (no email)]

Created attachment 29511 [details]
Simplify nearestViewportElement and farthestViewportElement using isViewportElement and a for loop

 WebCore/ChangeLog            |   16 +++++++++
 WebCore/svg/SVGLocatable.cpp |   72 ++++++++++++++++--------------------------
 2 files changed, 43 insertions(+), 45 deletions(-)

[Simon Fraser (smfr)]

Comment on attachment 29511 [details]
Simplify nearestViewportElement and farthestViewportElement using isViewportElement and a for loop


> +static bool isViewportElement(Node* node)
>  {
> -    Node* n = e->parentNode();
> -    while (n && !n->isDocumentNode()) {
> -        if (n->hasTagName(SVGNames::svgTag) || n->hasTagName(SVGNames::symbolTag) ||
> -            n->hasTagName(SVGNames::imageTag))
> -            return static_cast<SVGElement*>(n);
> +    if (node->hasTagName(SVGNames::svgTag)
> +        || node->hasTagName(SVGNames::symbolTag)
>  #if ENABLE(SVG_FOREIGN_OBJECT)
> -        if (n->hasTagName(SVGNames::foreignObjectTag))
> -            return static_cast<SVGElement*>(n);
> +        || node->hasTagName(SVGNames::foreignObjectTag)
>  #endif
> +        || node->hasTagName(SVGNames::imageTag))
> +            return true;
> +    return false;

You could just do

   return node->hasTagName(SVGNames::svgTag) || .......

r=me either way.

[Eric Seidel (no email)]

Committing to http://svn.webkit.org/repository/webkit/trunk ...
	M	WebCore/ChangeLog
	M	WebCore/svg/SVGLocatable.cpp
Committed r42552