GitLab

java_observer_ -> java_delegate_

BUG=none
TEST=none

Change-Id: Ic11f77dfc5110188e6dc658b0fdcd49975e48e40
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1866067
Commit-Queue: Scott Violet <sky@chromium.org>
Reviewed-by: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/heads/master@{#706943}