tree 33ed95e5552c5ad396559c39909e397bec1d42ce
parent 97e21013423a13a0b92523b37e6e287bc3ce1caf
author Ben Lin <linben@google.com> 1488419600 -0800
committer Ben Lin <linben@google.com> 1488576492 -0800

Check for droppability when dropping onto Roots.

Bug: 35673039
Change-Id: Icdeeb775504c6a1dc66d7d8a5c52310b0fbe8cc0