[automerger skipped] Represent hidden classes' subclass definitions in partial...

[automerger skipped] Represent hidden classes' subclass definitions in partial signature files am: 1348ce4b -s ours

am skip reason: Merged-In I0f9e0720b19ed8fec6d7fa77be97d565d1dd1f16 with SHA-1 02816e3f is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24692468



Change-Id: I9f22207f69700e5e2568d985b1828b96490e1042
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>