Fixing a whole class of crashers and potential crashers related to data formatters eating up all the stack when an unknown class has to be summarized ; this should make the whole Objective-C summaries more stable

llvm-svn: 153712
diff --git a/lldb/examples/summaries/cocoa/CFBag.py b/lldb/examples/summaries/cocoa/CFBag.py
index 1ddb943..9347486 100644
--- a/lldb/examples/summaries/cocoa/CFBag.py
+++ b/lldb/examples/summaries/cocoa/CFBag.py
@@ -96,7 +96,7 @@
 			statistics.metric_hit('code_notrun',valobj)
 			return wrapper
 	wrapper = CFBagUnknown_SummaryProvider(valobj, class_data.sys_params)
-	statistics.metric_hit('unknown_class',str(valobj) + " seen as " + actual_name)
+	statistics.metric_hit('unknown_class',valobj.GetName() + " seen as " + actual_name)
 	return wrapper;
 
 def CFBag_SummaryProvider (valobj,dict):