[Android] Add FLAG_AUTO_CORRESION support for spell checking

Add basic support for SuggestionSpan.FLAG_AUTO_CORRESION flag, make it
show underline for this type.

Bug: 869261
Cq-Include-Trybots: luci.chromium.try:linux_layout_tests_layout_ng
Change-Id: I6db973826ebf761902506905d31968ec4b78819a
Reviewed-on: https://chromium-review.googlesource.com/c/1285312
Commit-Queue: Shimi Zhang <ctzsm@chromium.org>
Reviewed-by: Yoshifumi Inoue <yosin@chromium.org>
Reviewed-by: Changwan Ryu <changwan@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#601669}(cherry picked from commit 193fde1762f4f0d0d925c0f109f3f536aae0c7e9)
Reviewed-on: https://chromium-review.googlesource.com/c/1338381
Reviewed-by: Shimi Zhang <ctzsm@chromium.org>
Cr-Commit-Position: refs/branch-heads/3578@{#702}
Cr-Branched-From: 4226ddf99103e493d7afb23a4c7902ee496108b6-refs/heads/master@{#599034}
5 files changed