Reworked the way Process::RunThreadPlan and the ThreadPlanCallFunction interoperate to fix problems where
hitting auto-continue signals while running a thread plan would cause us to lose control of the debug 
session.

<rdar://problem/12993641>

llvm-svn: 174793
diff --git a/lldb/source/Target/ThreadPlanStepInRange.cpp b/lldb/source/Target/ThreadPlanStepInRange.cpp
index d4324b6..d4b917f 100644
--- a/lldb/source/Target/ThreadPlanStepInRange.cpp
+++ b/lldb/source/Target/ThreadPlanStepInRange.cpp
@@ -351,7 +351,7 @@
 }
 
 bool
-ThreadPlanStepInRange::PlanExplainsStop ()
+ThreadPlanStepInRange::PlanExplainsStop (Event *event_ptr)
 {
     // We always explain a stop.  Either we've just done a single step, in which
     // case we'll do our ordinary processing, or we stopped for some