tree fdbabd6f5d3db047c9b773a47880f3b25adf8fba
parent 3541934ff5a7619a79ead792da3760615eee6b01
author Tao Bao <tbao@google.com> 1489737457 -0700
committer Tao Bao <tbao@google.com> 1489737625 -0700

Add the missing #include of <functional>.

For the use of std::function and std::bind. They were relying on the
transitive inclusion from <minui/minui.h>.

Test: mmma bootable/recovery
Change-Id: Ia138e1cbdd035b11d6cdca9e16c5591303b6ee13