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

src/snapshot/snapshot-source-sink.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/snapshot/snapshot-source-sink.h"
 
 #include "src/base/logging.h"
 #include "src/handles-inl.h"
 #include "src/snapshot/serialize.h"  // for SerializerDeserializer::nop()
@@ skipping 44 matching lines @@
 
   if (position_ + size <= length_) {
     *data = &data_[position_];
     Advance(size);
     return true;
   } else {
     Advance(length_ - position_);  // proceed until end.
     return false;
   }
 }
-
-}  // namespace v8::internal
+}  // namespace internal
 }  // namespace v8