Merge "extract text conversions from composing text and send them for search" into sc-qpr1-dev am: b458541470 am: ccc304f9b1 am: a1031d8963

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15532476

Change-Id: I5931ec534c1145470163673b28a91b27a5fb04e2