auto merge of #11598 : alexcrichton/rust/io-export, r=brson

* Reexport io::mem and io::buffered structs directly under io, make mem/buffered
  private modules
* Remove with_mem_writer
* Remove DEFAULT_CAPACITY and use DEFAULT_BUF_SIZE (in io::buffered)

cc #11119

1 files changed, 1 insertions, 1 deletions

diff --git a/src/libstd/logging.rs b/src/libstd/logging.rs
index d10b873c5b5..636d3ffd90a 100644
--- a/src/libstd/logging.rs
+++ b/src/libstd/logging.rs
@@ -96,7 +96,7 @@ start, print out all modules registered for logging, and then exit.
 */
 
 use fmt;
-use io::buffered::LineBufferedWriter;
+use io::LineBufferedWriter;
 use io;
 use io::Writer;
 use ops::Drop;