Add ThreadPlanTracer class to allow instruction step tracing of execution.

Also changed eSetVarTypeBool to eSetVarTypeBoolean to make it consistent with eArgTypeBoolean.

llvm-svn: 118824

lldb/source/Target/ThreadPlanStepOverBreakpoint.cpp

@@ -77,7 +77,7 @@ ThreadPlanStepOverBreakpoint::StopOthers ()
 }
 
 StateType
-ThreadPlanStepOverBreakpoint::RunState ()
+ThreadPlanStepOverBreakpoint::GetPlanRunState ()
 {
     return eStateStepping;
 }