CGRecordLayoutBuilder does not need to be exported from this module.

llvm-svn: 120489
diff --git a/clang/lib/CodeGen/CGRecordLayoutBuilder.cpp b/clang/lib/CodeGen/CGRecordLayoutBuilder.cpp
index d5f5028..9b154d0 100644
--- a/clang/lib/CodeGen/CGRecordLayoutBuilder.cpp
+++ b/clang/lib/CodeGen/CGRecordLayoutBuilder.cpp
@@ -28,8 +28,7 @@
 using namespace clang;
 using namespace CodeGen;
 
-namespace clang {
-namespace CodeGen {
+namespace {
 
 class CGRecordLayoutBuilder {
 public:
@@ -172,7 +171,6 @@
 };
 
 }
-}
 
 void CGRecordLayoutBuilder::Layout(const RecordDecl *D) {
   Alignment = Types.getContext().getASTRecordLayout(D).getAlignment() / 8;