Remove GRStateRef.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73670 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/Environment.cpp b/lib/Analysis/Environment.cpp
index 2bc071a..1276cbf 100644
--- a/lib/Analysis/Environment.cpp
+++ b/lib/Analysis/Environment.cpp
@@ -147,7 +147,7 @@
 
       // Mark all symbols in the block expr's value live.
       MarkLiveCallback cb(SymReaper);
-      StateMgr.scanReachableSymbols(X, state, cb);
+      state->scanReachableSymbols(X, cb);
     } else {
       // The block expr is dead.
       SVal X = I.getData();