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

test/cctest/compiler/test-representation-change.cc

Index: test/cctest/compiler/test-representation-change.cc
diff --git a/test/cctest/compiler/test-representation-change.cc b/test/cctest/compiler/test-representation-change.cc
index 55f054a74bc1ef1e04934f10c7abf8a437061f08..7aa0e38e7e8321f1d108ca89a3d9be08cc26bac7 100644
--- a/test/cctest/compiler/test-representation-change.cc
+++ b/test/cctest/compiler/test-representation-change.cc
@@ -100,9 +100,9 @@ class RepresentationChangerTester : public HandleAndZoneScope,
     CHECK_EQ(n, c);
   }
 };
-}
-}
-}  // namespace v8::internal::compiler
+}  // namespace compiler
+}  // namespace internal
+}  // namespace v8
 
 
 static const MachineType all_reps[] = {kRepBit,     kRepWord32,  kRepWord64,