Use more robust getAsRecordType() method.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73186 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/RegionStore.cpp b/lib/Analysis/RegionStore.cpp
index 02d3d1f..528ee89 100644
--- a/lib/Analysis/RegionStore.cpp
+++ b/lib/Analysis/RegionStore.cpp
@@ -840,7 +840,7 @@
   QualType T = R->getValueType(getContext());
   assert(T->isStructureType());
 
-  const RecordType* RT = cast<RecordType>(T.getTypePtr());
+  const RecordType* RT = T->getAsStructureType();
   RecordDecl* RD = RT->getDecl();
   assert(RD->isDefinition());