tree f67198478ac0580f559214cacaa307b6a2c356d1
parent 1b8cc9e9f2d57d5ce4a937a248fcd1713bff64d1
author Mayank Kumar <mayankku@google.com> 1579841461 -0800
committer Mayank Kumar <mayankku@google.com> 1579841461 -0800

Add GrDiffCursor.moveToLastChunk

The new method is analogous to GrDiffCursor.moveToFirstChunk, and can be used
when navigating backwards through diffs.

Change-Id: I0c53c3247d4b996fe0dcc0df65e5497494d7c9e7