--- old/src/hotspot/share/memory/metaspace/occupancyMap.cpp	2018-05-19 06:36:46.863544730 +0200
+++ new/src/hotspot/share/memory/metaspace/occupancyMap.cpp	2018-05-19 06:36:46.771544138 +0200
@@ -31,7 +31,6 @@
 #include "runtime/os.hpp"
 
 namespace metaspace {
-namespace internals {
 
 OccupancyMap::OccupancyMap(const MetaWord* reference_address, size_t word_size, size_t smallest_chunk_word_size) :
             _reference_address(reference_address), _word_size(word_size),
@@ -132,6 +131,5 @@
 #endif // ASSERT
 
 } // namespace metaspace
-} // namespace internals