GitLab

We should check whether |TSFBridge| is initialized before accessing it
in |InputMethodWinTSF::OnWillChangeFocusedClient|.

Bug: 1126159
Change-Id: If84b28007549c38e33ae947ac7d9dbec627a1ee2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2399454Reviewed-by: Yohei Yukawa <yukawa@chromium.org>
Commit-Queue: Siye Liu <siliu@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#807094}