Accessibility: Improve the color contrast ratio of the expandable panel "handles".

Fixes #35923.
Built from https://develop.svn.wordpress.org/trunk@36959


git-svn-id: http://core.svn.wordpress.org/trunk@36927 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Andrea Fercia
2016-03-10 21:44:26 +00:00
parent a6e66c0cfc
commit 899edd87da
21 changed files with 69 additions and 29 deletions

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