libmtp: Cherrypick upstream commit 15d18e31458be5006eb229df68869df2fff9 to fix device detection for some Android devices.

BUG=156143
Review URL: https://codereview.chromium.org/11183017

git-svn-id: http://src.chromium.org/svn/trunk/deps/third_party/libmtp@162285 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
3 files changed