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

src/ic/arm64/stub-cache-arm64.cc

Index: src/ic/arm64/stub-cache-arm64.cc
diff --git a/src/ic/arm64/stub-cache-arm64.cc b/src/ic/arm64/stub-cache-arm64.cc
index 0068c44c4802fcdfc630f108554472f9808c4d69..ba5cbddb643ad1ee905f48e0b7a38fd4d214b17a 100644
--- a/src/ic/arm64/stub-cache-arm64.cc
+++ b/src/ic/arm64/stub-cache-arm64.cc
@@ -157,7 +157,7 @@ void StubCache::GenerateProbe(MacroAssembler* masm, Code::Kind ic_kind,
   __ IncrementCounter(counters->megamorphic_stub_cache_misses(), 1, extra2,
                       extra3);
 }
-}
-}  // namespace v8::internal
+}  // namespace internal
+}  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM64