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

src/arm64/cpu-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.
 
 // CPU specific code for arm independent of OS goes here.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_ARM64
 
@@ skipping 102 matching lines @@
     : [dsize] "r"  (dsize),
       [isize] "r"  (isize),
       [end]   "r"  (end)
     // This code does not write to memory but without the dependency gcc might
     // move this code before the code is generated.
     : "cc", "memory"
   );  // NOLINT
 #endif
 }
 
-} }  // namespace v8::internal
+}  // namespace internal
+}  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM64