Remove unused

This commit is contained in:
Yamakaky 2017-02-26 15:53:45 -05:00
parent 9e054cf59d
commit d0fe018cd4
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@ -20,7 +20,6 @@
use io;
use libc;
use mem;
use sys::backtrace::BacktraceContext;
use sys_common::backtrace::Frame;