THRIFT: Make the mutex assignable

Summary: we need to use a shared_ptr instead of an old fashioned one if we're
going to stick with this PIMPL model

Reviewed By: dreiss, marc

Test Plan: test program didn't fail or leak memory, foreman (fb303 client)
worked without problem

Revert Plan: just make sure you find some other solution to this problem


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665280 13f79535-47bb-0310-9956-ffa450edef68
2 files changed