objc rewriter: start supporting modern objective-c abi
in objective-c rewriter. wip.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149989 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Rewrite/RewriteObjC.cpp b/lib/Rewrite/RewriteObjC.cpp
index 4d26eb8..5018112 100644
--- a/lib/Rewrite/RewriteObjC.cpp
+++ b/lib/Rewrite/RewriteObjC.cpp
@@ -590,12 +590,7 @@
                                        DiagnosticsEngine &Diags,
                                        const LangOptions &LOpts,
                                        bool SilenceRewriteMacroWarning) {
-  if (true /*!LOpts.ObjCNonFragileABI*/)
-    return new RewriteObjCFragileABI(InFile, OS, Diags, LOpts, SilenceRewriteMacroWarning);
-  else {
-    assert(false && "objective-C rewriter for nonfragile ABI = NYI");
-    return 0;
-  }
+  return new RewriteObjCFragileABI(InFile, OS, Diags, LOpts, SilenceRewriteMacroWarning);
 }
 
 void RewriteObjC::InitializeCommon(ASTContext &context) {