Rename 'SValuator' to 'SValBuilder'.  The new name
reflects what the class actually does.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120605 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Checker/BuiltinFunctionChecker.cpp b/lib/Checker/BuiltinFunctionChecker.cpp
index 057e474..6761a7a 100644
--- a/lib/Checker/BuiltinFunctionChecker.cpp
+++ b/lib/Checker/BuiltinFunctionChecker.cpp
@@ -70,9 +70,9 @@
     ValueManager& ValMgr = C.getValueManager();
     DefinedOrUnknownSVal Extent = R->getExtent(ValMgr);
 
-    SValuator& SVator = ValMgr.getSValuator();
+    SValBuilder& svalBuilder = ValMgr.getSValBuilder();
     DefinedOrUnknownSVal ExtentMatchesSizeArg =
-      SVator.EvalEQ(state, Extent, Size);
+      svalBuilder.EvalEQ(state, Extent, Size);
     state = state->Assume(ExtentMatchesSizeArg, true);
 
     C.GenerateNode(state->BindExpr(CE, loc::MemRegionVal(R)));