Switch a few CXXScopeSpec::MakeTrivial() calls over to appropriate
NestedNameSpecifierLoc handling.

llvm-svn: 126486
diff --git a/clang/lib/Sema/SemaExprCXX.cpp b/clang/lib/Sema/SemaExprCXX.cpp
index 304cfd1..d58a47a 100644
--- a/clang/lib/Sema/SemaExprCXX.cpp
+++ b/clang/lib/Sema/SemaExprCXX.cpp
@@ -107,7 +107,7 @@
       // Nothing left to do.
     } else if (LookAtPrefix && (Prefix = NNS->getPrefix())) {
       CXXScopeSpec PrefixSS;
-      PrefixSS.MakeTrivial(Context, Prefix, SS.getRange());
+      PrefixSS.Adopt(NestedNameSpecifierLoc(Prefix, SS.location_data()));
       LookupCtx = computeDeclContext(PrefixSS, EnteringContext);
       isDependent = isDependentScopeSpecifier(PrefixSS);
     } else if (ObjectTypePtr) {