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

test/cctest/test-hydrogen-types.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 "src/hydrogen-types.h"
 
 #include "test/cctest/cctest.h"
 
 using namespace v8::internal;
 
+namespace test_hydrogen_types {
 
 static const HType kTypes[] = {
   #define DECLARE_TYPE(Name, mask) HType::Name(),
   HTYPE_LIST(DECLARE_TYPE)
   #undef DECLARE_TYPE
 };
 
 static const int kNumberOfTypes = sizeof(kTypes) / sizeof(kTypes[0]);
 
 
@@ skipping 138 matching lines @@
 }
 
 
 TEST(HTypeNone) {
   // None < T for all T
   for (int i = 0; i < kNumberOfTypes; ++i) {
     HType ti = kTypes[i];
     CHECK(HType::None().IsSubtypeOf(ti));
   }
 }
+}