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samuel_white@apple.com authored
https://bugs.webkit.org/show_bug.cgi?id=127451 Reviewed by Chris Fleizach. Source/WebCore: Clamping the decrement/increment amount to one when necessary (if a percent change would result in a change of less than one). Test: accessibility/range-alter-by-percent.html * accessibility/AccessibilityNodeObject.cpp: (WebCore::AccessibilityNodeObject::changeValueByPercent): LayoutTests: Adding range-alter-by-percent.html to compliment the existing range-alter-by-step.html test. * accessibility/range-alter-by-percent-expected.txt: Added. * accessibility/range-alter-by-percent.html: Added. git-svn-id: http://svn.webkit.org/repository/webkit/trunk@162587 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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