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

src/hydrogen-representation-changes.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-representation-changes.h"
 
 namespace v8 {
 namespace internal {
 
 void HRepresentationChangesPhase::InsertRepresentationChangeForUse(
@@ skipping 192 matching lines @@
 
     // Process normal instructions.
     for (HInstruction* current = block->first(); current != NULL; ) {
       HInstruction* next = current->next();
       InsertRepresentationChangesForValue(current);
       current = next;
     }
   }
 }
 
-} }  // namespace v8::internal
+}  // namespace internal
+}  // namespace v8