Cosmetic changes to tests to make it easier to concatenate them.

src/messages.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/api.h"
 #include "src/execution.h"
 #include "src/heap/spaces-inl.h"
 #include "src/messages.h"
@@ skipping 349 matching lines @@
         DCHECK(i < arraysize(args));
         builder.AppendString(args[i++]);
       }
     } else {
       builder.AppendCharacter(*c);
     }
   }
 
   return builder.Finish();
 }
-} }  // namespace v8::internal
+}  // namespace internal
+}  // namespace v8