Merge \\\"Delete simple reduction implementation.\\\" into nyc-dev am: ad849948dc am: bf79c39ef9
am: c9a17dc0c0

Change-Id: I211d3f335747b1c763aa18856f0a2339dcdada51
tree: 1a14342cc7cb0b46a1a725d990a41d7bb05b5585
  1. support/