[Orc] Fix syntax error in LazyEmittingLayer::removeModuleSet.

This was a trivial think-o, but it's in a method of a templated class
and doesn't have any callers yet, so the compiler let it pass. I hope
to add a unit test to cover this soon.

llvm-svn: 228425

llvm/include/llvm/ExecutionEngine/Orc/LazyEmittingLayer.h

@@ -207,7 +207,7 @@ public:
   ///   This method will free the memory associated with the given module set,
   /// both in this layer, and the base layer.
   void removeModuleSet(ModuleSetHandleT H) {
-    H->RemoveModulesFromBaseLayer();
+    (*H)->RemoveModulesFromBaseLayer(BaseLayer);
     ModuleSetList.erase(H);
   }