[automerger skipped] Change InputWindowInfo::isTrustedOverlay() to be permission and flag based am: 716333761d am: dc366a00d5 -s ours am: c7f2da5697 -s ours

am skip reason: Merged-In I70151697cc01e8427129f951f0ebadc4805b2d56 with SHA-1 535a128dc1 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15975848

Change-Id: Ibd99a5bccf7c1726ef81e730cd274f2cad2b4c5b