Defer transition ready when resizing starting window. am: 7d7e6f3b am:...

Defer transition ready when resizing starting window. am: 7d7e6f3b am: e0101a49 am: 33a31302 am: a90c50b5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22371667



Change-Id: Ic4668316bc293cf4f1a9aeaa1b94e1cf5e655823
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>