tree 2ed2669f2cfe0c7a8c151512c820dfe3264cee51
parent 96555d687eda26cb78596dc9270d3b029bfd2a1e
author Colin Cross <ccross@android.com> 1426528674 -0700
committer Colin Cross <ccross@android.com> 1426528674 -0700

Document subtle behavior in createVariations

createVariations relies on reusing the logicModule for the first
variant in order to replace the original module in the global module
map, which prevents leaving old split modules around in the global
module map.  Add comments to explain the behavior.

Change-Id: Ia06d7fa4bc777e807241996d4e8bf977e641d741