Also look for boot classpath files in DexFile_getDexFileOutputPaths. am: 09108b274c am: 4227e88df2 am: 31019c7fa3

Original change: https://android-review.googlesource.com/c/platform/art/+/1646546

Change-Id: Id1b865153d6f26ed104da33ec570744e2d5c764e