[automerger skipped] MultiDexLegacy minsdk bump from 8 to 21 am: d73478c3ea -s ours am: d8cfd57848 -s ours

am skip reason: Merged-In I3525c27e0f0121e66c4f579aef5cba1999ffdacd with SHA-1 7aad87787d is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3148076

Change-Id: I0bfc5a00b344df0092a9821e0696c8536ca09dd3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>