Index: cfe/trunk/include/clang/AST/NestedNameSpecifier.h
===================================================================
--- cfe/trunk/include/clang/AST/NestedNameSpecifier.h
+++ cfe/trunk/include/clang/AST/NestedNameSpecifier.h
@@ -225,6 +225,8 @@
   /// in debugging.
   void dump(const LangOptions &LO) const;
   void dump() const;
+  void dump(llvm::raw_ostream &OS) const;
+  void dump(llvm::raw_ostream &OS, const LangOptions &LO) const;
 };
 
 /// A C++ nested-name-specifier augmented with source location
Index: cfe/trunk/lib/AST/NestedNameSpecifier.cpp
===================================================================
--- cfe/trunk/lib/AST/NestedNameSpecifier.cpp
+++ cfe/trunk/lib/AST/NestedNameSpecifier.cpp
@@ -339,13 +339,20 @@
   OS << "::";
 }
 
-void NestedNameSpecifier::dump(const LangOptions &LO) const {
-  print(llvm::errs(), PrintingPolicy(LO));
+LLVM_DUMP_METHOD void NestedNameSpecifier::dump(const LangOptions &LO) const {
+  dump(llvm::errs(), LO);
 }
 
-LLVM_DUMP_METHOD void NestedNameSpecifier::dump() const {
+LLVM_DUMP_METHOD void NestedNameSpecifier::dump() const { dump(llvm::errs()); }
+
+LLVM_DUMP_METHOD void NestedNameSpecifier::dump(llvm::raw_ostream &OS) const {
   LangOptions LO;
-  print(llvm::errs(), PrintingPolicy(LO));
+  dump(OS, LO);
+}
+
+LLVM_DUMP_METHOD void NestedNameSpecifier::dump(llvm::raw_ostream &OS,
+                                                const LangOptions &LO) const {
+  print(OS, PrintingPolicy(LO));
 }
 
 unsigned