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

src/hydrogen-sce.cc

 // Copyright 2013 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/hydrogen-sce.h"
 #include "src/v8.h"
 
 namespace v8 {
 namespace internal {
 
@@ skipping 18 matching lines @@
         // Done when the loop header is processed.
         if (dominator == block) break;
 
         // Move up the dominator tree.
         dominator = dominator->dominator();
       }
     }
   }
 }
 
-} }  // namespace v8::internal
+}  // namespace internal
+}  // namespace v8