Move template type argument checking out into a separate function. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73275 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.h b/lib/Sema/Sema.h
index d77036f..962f0ce 100644
--- a/lib/Sema/Sema.h
+++ b/lib/Sema/Sema.h
@@ -2005,6 +2005,10 @@
                                  SourceLocation RAngleLoc,
                                  TemplateArgumentListBuilder &Converted);
 
+  bool CheckTemplateTypeArgument(TemplateTypeParmDecl *Param, 
+                                 const TemplateArgument &Arg,
+                                 TemplateArgumentListBuilder &Converted);
+
   bool CheckTemplateArgument(TemplateTypeParmDecl *Param, QualType Arg,
                              SourceLocation ArgLoc);
   bool CheckTemplateArgumentAddressOfObjectOrFunction(Expr *Arg,