Add new Queue, QueueItem, Queuelist, SBQueue, SBQueueItem classes to represent
libdispatch aka Grand Central Dispatch (GCD) queues.  Still fleshing out the
documentation and testing of these but the overall API is settling down so it's
a good time to check it in.
<rdar://problem/15600370> 

llvm-svn: 197190
diff --git a/lldb/source/Plugins/SystemRuntime/MacOSX/SystemRuntimeMacOSX.h b/lldb/source/Plugins/SystemRuntime/MacOSX/SystemRuntimeMacOSX.h
index c472bee..4c684fe 100644
--- a/lldb/source/Plugins/SystemRuntime/MacOSX/SystemRuntimeMacOSX.h
+++ b/lldb/source/Plugins/SystemRuntime/MacOSX/SystemRuntimeMacOSX.h
@@ -104,6 +104,9 @@
     SystemRuntimeMacOSX::ArchivedBacktrace
     GetLibdispatchExtendedBacktrace (lldb::ThreadSP thread);
 
+    void
+    PopulateQueueList (lldb_private::QueueList &queue_list);
+
 protected:
     lldb::user_id_t m_break_id;
     mutable lldb_private::Mutex m_mutex;