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

src/dtoa.cc

Index: src/dtoa.cc
diff --git a/src/dtoa.cc b/src/dtoa.cc
index fc02aca29970280d4467fadf3f5714f2e213db6e..76993cf650fd12dad2b0f1f082ccfcb26c046978 100644
--- a/src/dtoa.cc
+++ b/src/dtoa.cc
@@ -79,4 +79,5 @@ void DoubleToAscii(double v, DtoaMode mode, int requested_digits,
   buffer[*length] = '\0';
 }
 
-} }  // namespace v8::internal
+}  // namespace internal
+}  // namespace v8