square/PonyDebugger — pull request #42 by rwickliffe (2013-01-11 19:57:09+00:00)
Title: Fix possible leak in connectionFinished:

I'm seeing a memory leak in Instruments that seems to be fixed by updating [_connectionStates removeObjectForKey:connection] to use valueWithNonretainedObject: as used in setObject:forKey: in requestStateForConnection: