[analyzer] Remove lingering CFRefCount creation, which would have resulted in a leak. There's room for improvement here...

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@139000 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Core/CoreEngine.cpp b/lib/StaticAnalyzer/Core/CoreEngine.cpp
index f71802f..06c3af1 100644
--- a/lib/StaticAnalyzer/Core/CoreEngine.cpp
+++ b/lib/StaticAnalyzer/Core/CoreEngine.cpp
@@ -22,14 +22,6 @@
 using namespace clang;
 using namespace ento;
 
-// This should be removed in the future.
-namespace clang {
-namespace ento {
-TransferFuncs* MakeCFRefCountTF(ASTContext &Ctx, bool GCEnabled,
-                                  const LangOptions& lopts);
-}
-}
-
 //===----------------------------------------------------------------------===//
 // Worklist classes for exploration of reachable states.
 //===----------------------------------------------------------------------===//
@@ -813,11 +805,10 @@
                      OldMgr.getAnalysisContextManager().
                          getCFGBuildOptions().AddInitializers,
                      OldMgr.shouldEagerlyTrimExplodedGraph());
-    llvm::OwningPtr<TransferFuncs> TF(MakeCFRefCountTF(AMgr.getASTContext(),
-                                                         /* GCEnabled */ false,
-                                                        AMgr.getLangOptions()));
     // Create the new engine.
-    ExprEngine NewEng(AMgr, TF.take());
+    // FIXME: This cast isn't really safe.
+    bool GCEnabled = static_cast<ExprEngine&>(Eng.SubEng).isObjCGCEnabled();
+    ExprEngine NewEng(AMgr, GCEnabled);
 
     // Create the new LocationContext.
     AnalysisContext *NewAnaCtx = AMgr.getAnalysisContext(CalleeCtx->getDecl(),