Remove else-if after return in ChromeContentBrowserClient.

Do the same for AwContentBrowserClient.

Change-Id: I48be536b9b5aec28f1ad08172b4ab64d041469f6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1560461
Reviewed-by: Tao Bai <michaelbai@chromium.org>
Commit-Queue: Tao Bai <michaelbai@chromium.org>
Cr-Commit-Position: refs/heads/master@{#649357}
2 files changed