commit 2716b4edd46347083ca2f36618e0b69fa86f6a52
author ed@opera.com <ed@opera.com@bbb929c8-8fbe-4397-9dbb-9b2b20218538> Wed Apr 30 09:17:45 2014
committer ed@opera.com <ed@opera.com@bbb929c8-8fbe-4397-9dbb-9b2b20218538> Wed Apr 30 09:17:45 2014
tree fb48efbcfeae8e5ac1105cf2bb3b5496c87435ce
parent 33e63aaaf2fa09ad9f6c492c25f0ff551d7c02f2

Add tabindex handling in svg, by reusing code from html.

Besides adding the tabindex attribute also reflect it to the tabIndex IDL attribute on the SVGElement interface.

Spec: https://svgwg.org/svg2-draft/interact.html#sequential-focus-navigation-and-the-tabindex-attribute
IDL attribute: https://svgwg.org/svg2-draft/types.html#__svg__SVGElement__tabIndex

BUG=352175

Review URL: https://codereview.chromium.org/166163005

git-svn-id: svn://svn.chromium.org/blink/trunk@172964 bbb929c8-8fbe-4397-9dbb-9b2b20218538