tree 2f1ad424e7c17a12f1baeeb195dc48628b2ef1cb
parent ac50d0cc5789d8462fcd2d9f6cb225e0edf9a12f
author Josh Gao <jmgao@google.com> 1463538219 -0700
committer Josh Gao <jmgao@google.com> 1463606513 -0700

adb: add implementations of mutex, recursive_mutex.

Our version of mingw doesn't support std::mutex or
std::recursive_mutex, so implement our own using the Windows primitives.

Bug: http://b/28347842
Change-Id: I4e1d56a89bc5fcb5f859bf5014343697a4a85b77