Merge "fastboot: gracefully handle failure to open a USB device on OS X." am:...
Merge "fastboot: gracefully handle failure to open a USB device on OS X." am: 11be3e54 am: 9a1e060d am: 4a84cce5 am: 3cf521b1
am: 53ef6c21
Change-Id: I9eb9038f9cb6f6a15ae2d74dd615d964fc7f0041