[graphics] [9] Review request for 8155903: Crash while running imported/w3c/canvas/2d.gradient.interpolate.overlap2.html

[Arunprasad Rajkumar]

Hello Jim,

Please review the below patch.

JIRA: https://bugs.openjdk.java.net/browse/JDK-8155903

Webrev: http://cr.openjdk.java.net/~arajkumar/8155903/webrev.01

Issue: Divide by zero while adding multiple gradient stops at same offset.

Regards,
Arun