Comment 2 for bug 864737

StacktraceTop:
 shared_count (r=<optimized out>, this=<optimized out>) at /usr/include/boost/smart_ptr/detail/shared_count.hpp:223
 shared_ptr<unity::indicator::{anonymous}::SyncData> (this=0x42442e706f746b73, r=...) at /usr/include/boost/smart_ptr/shared_ptr.hpp:238
 construct (__val=..., __p=0x42442e706f746b73, this=<optimized out>) at /usr/include/c++/4.6/ext/new_allocator.h:108
 push_back (__x=..., this=0x253db58) at /usr/include/c++/4.6/bits/stl_vector.h:830
 unity::indicator::DBusIndicators::Impl::RequestSyncAll (this=0x253db40) at /build/buildd/unity-4.20.0/UnityCore/DBusIndicators.cpp:200