[automerger skipped] Use last user-resized size when re-entering PIP am: 89f122abe2 am: b876576491 -s ours

am skip reason: Change-Id Idb36b5ec51c2d76b9df5f311518652109fa57b37 with SHA-1 134e7fc413 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12317604

Change-Id: I4908fd3c0da268e025f7bf9f6f00e08516ec02e0