Kill a few more random stderr uses.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@90441 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/ASTConsumers.cpp b/lib/Frontend/ASTConsumers.cpp
index 9a30f59..e90e7fc 100644
--- a/lib/Frontend/ASTConsumers.cpp
+++ b/lib/Frontend/ASTConsumers.cpp
@@ -28,8 +28,6 @@
 #include "llvm/Support/Timer.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/System/Path.h"
-#include <cstdio>
-
 using namespace clang;
 
 //===----------------------------------------------------------------------===//
@@ -406,7 +404,7 @@
       break;
     }
     default:
-      fprintf(stderr, "DeclKind: %d \"%s\"\n", DK, I->getDeclKindName());
+      Out << "DeclKind: " << DK << '"' << I->getDeclKindName() << "\"\n";
       assert(0 && "decl unhandled");
     }
   }