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

src/layout-descriptor.cc

 // Copyright 2014 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 <sstream>
 
 #include "src/v8.h"
 
 #include "src/base/bits.h"
 #include "src/layout-descriptor.h"
@@ skipping 266 matching lines @@
     }
     if (check_tail) {
       int n = capacity();
       for (int i = last_field_index; i < n; i++) {
         DCHECK(IsTagged(i));
       }
     }
   }
   return true;
 }
-}
-}  // namespace v8::internal
+}  // namespace internal
+}  // namespace v8