tree f3fb3a2f29689b77d13ccbf2708a3274723c3616
parent ab3ce603a1ff3051c7913905f93bce0fdf1b584a
author Kelvin Zhang <zhangkelvin@google.com> 1612902520 -0500
committer Kelvin Zhang <zhangkelvin@google.com> 1624558725 -0400

Refactor both PartitionWriter and VABCPartitionWriter

Previously, VABCPartitionWriter is a subclass of PartitionWriter, and
these 2 classes share some data via protected members. Now both classes
inherit from PartitionWriterInterface, no protected members.

Test: th
Change-Id: Ib7759df6d8895c20efacd0b038467feb4d81e422