Implement AST dumper for Decls.
http://llvm-reviews.chandlerc.com/D52

Patch by Philip Craig!



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@170634 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/TemplateName.cpp b/lib/AST/TemplateName.cpp
index c86fe8c..f68dbda 100644
--- a/lib/AST/TemplateName.cpp
+++ b/lib/AST/TemplateName.cpp
@@ -168,9 +168,13 @@
   return DB << NameStr;
 }
 
-void TemplateName::dump() const {
+void TemplateName::dump(raw_ostream &OS) const {
   LangOptions LO;  // FIXME!
   LO.CPlusPlus = true;
   LO.Bool = true;
-  print(llvm::errs(), PrintingPolicy(LO));
+  print(OS, PrintingPolicy(LO));
+}
+
+void TemplateName::dump() const {
+  dump(llvm::errs());
 }