Candidate window should show up in editable area in flash controls.

When using TSF on Windows and the focus is in editable area in flash
control, we report TS_E_NOLAYOUT to input service. The no layout
notification blocks candidate window ui from showing up.

Bug: 960885
Change-Id: I646877b284b8aaa8a7d445d20c8e0648e591f93a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1603822
Reviewed-by: Yohei Yukawa <yukawa@chromium.org>
Reviewed-by: Kazuhiro Inaba <kinaba@chromium.org>
Commit-Queue: Siye Liu <siliu@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#661509}
2 files changed