tree 591b4cb89a0da54b37075d57dcbe127a8695513d
parent 23989111a28af77372578acab5bd69342a1760e1
author Chengyu Fan <chengy.fan@gmail.com> 1423007753 -0700
committer Alex Afanasyev <alexander.afanasyev@ucla.edu> 1423273241 -0800

util: add isConnected() in signal::Connection and signal::ScopedConnection

Change-Id: Iddf2a084ccf137a691cd85c54003182acf0e5afd
Refs: #2308