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

src/arm64/codegen-arm64.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/v8.h"
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "src/arm64/simulator-arm64.h"
 #include "src/codegen.h"
@@ skipping 616 matching lines @@
   __ Bfi(temp2, temp1, 32, 32);
   __ Fmov(double_temp1, temp2);
 
   __ Fmul(result, double_temp3, double_temp1);
 
   __ Bind(&done);
 }
 
 #undef __
 
-} }  // namespace v8::internal
+}  // namespace internal
+}  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM64