Move 'hasStackStorage()' and 'hasHeapStorage()' from MemRegionManager to MemRegion.

llvm-svn: 73973
diff --git a/clang/lib/Analysis/RegionStore.cpp b/clang/lib/Analysis/RegionStore.cpp
index f76807b..17e3323 100644
--- a/clang/lib/Analysis/RegionStore.cpp
+++ b/clang/lib/Analysis/RegionStore.cpp
@@ -939,7 +939,7 @@
     }
   }  
 
-  if (MRMgr.hasStackStorage(R) || MRMgr.hasHeapStorage(R)) {
+  if (R->hasStackStorage() || R->hasHeapStorage()) {
     // All stack variables are considered to have undefined values
     // upon creation.  All heap allocated blocks are considered to
     // have undefined values as well unless they are explicitly bound