Chromium change: https://source.chromium.org/chromium/chromium/src/+/9dc3f0d9c6752101cdbec7685dc8df9231333a73 Android: Convert ObservableSupplierImpl usages in omnibox Bug: 467389696 Change-Id: Ie664088a70e547ab0d19e518019911ee35c9c7cf Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7511143