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

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

Change-Id: I92b7f0f1cc084d3dbe3e701d59c68a84c572b846