Bug #: 4459

Bug #: 4459
Submitted by: Tobias Lidskog <tobiaslidskog@mac.com>
Reviewed by: eseidel
        * kcanvas/KCanvasContainer.cpp:
        (KCanvasContainer::bbox): avoid unnecessary computation.
        (KCanvasContainer::collisions):
        * kcanvas/device/quartz/KCanvasItemQuartz.mm:
        (KCanvasItemQuartz::draw):
        (KCanvasItemQuartz::hitsPath): use untranslated point
        * svg-tests/W3C-SVG-1.1/metadata-example-01-b-expected.txt:
        Performance improvements to bbox and hit-testing fix.
        http://bugzilla.opendarwin.org/show_bug.cgi?id=4459

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@10267 268f45cc-cd09-0410-ab3c-d52691b4dbfc