Parse the location of the 'namespace' token to ActOnNamespaceAliasDef. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67961 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.h b/lib/Sema/Sema.h
index a7c48c8..ab1e9d4 100644
--- a/lib/Sema/Sema.h
+++ b/lib/Sema/Sema.h
@@ -1377,11 +1377,12 @@
   void PushUsingDirective(Scope *S, UsingDirectiveDecl *UDir);
 
   virtual DeclPtrTy ActOnNamespaceAliasDef(Scope *CurScope,
+                                           SourceLocation NamespaceLoc,
                                            SourceLocation AliasLoc,
                                            IdentifierInfo *Alias,
                                            const CXXScopeSpec &SS,
-                                           SourceLocation NamespaceLoc,
-                                           IdentifierInfo *NamespaceName);
+                                           SourceLocation IdentLoc,
+                                           IdentifierInfo *Ident);
   
   /// AddCXXDirectInitializerToDecl - This action is called immediately after 
   /// ActOnDeclarator, when a C++ direct initializer is present.