move __save_flags from <random> to <ios> in preparation for reuse; no functionality change

llvm-svn: 185968

1 files changed, 0 insertions, 27 deletions

diff --git a/libcxx/include/random b/libcxx/include/random
index 46cbc4bdc647..2e7a4854c198 100644
--- a/libcxx/include/random
+++ b/libcxx/include/random
@@ -1973,33 +1973,6 @@ linear_congruential_engine<_UIntType, __a, __c, __m>::__seed(_Sseq& __q,
     __x_ = __c == 0 && __s == 0 ? result_type(1) : __s;
 }
 
-template <class _CharT, class _Traits>
-class __save_flags
-{
-    typedef basic_ios<_CharT, _Traits> __stream_type;
-    typedef typename __stream_type::fmtflags fmtflags;
-
-    __stream_type& __stream_;
-    fmtflags       __fmtflags_;
-    _CharT         __fill_;
-
-    __save_flags(const __save_flags&);
-    __save_flags& operator=(const __save_flags&);
-public:
-    _LIBCPP_INLINE_VISIBILITY
-    explicit __save_flags(__stream_type& __stream)
-        : __stream_(__stream),
-          __fmtflags_(__stream.flags()),
-          __fill_(__stream.fill())
-        {}
-    _LIBCPP_INLINE_VISIBILITY
-    ~__save_flags()
-    {
-        __stream_.flags(__fmtflags_);
-        __stream_.fill(__fill_);
-    }
-};
-
 template <class _CharT, class _Traits,
           class _UIntType, _UIntType __a, _UIntType __c, _UIntType __m>
 inline _LIBCPP_INLINE_VISIBILITY