tree 5f43a7ca9a2b253d8076608fc3d72f7243c90f77
parent 1a444a870705b263cb4ee080ddfafde42c0f5563
author Shinichiro Hamaji <shinichiro.hamaji@gmail.com> 1455599045 +0900
committer Shinichiro Hamaji <shinichiro.hamaji@gmail.com> 1455599045 +0900

[C++] Rename mutex related classes

libc++'s sstream indirectly includes mutex, which conflicts
with ours.