GitLab

test_util.waitForRender -> test_util.waitBeforeNextRender
PolymerTest.afterNextRender -> PolymerTest.waitAfterNextRender

This is a preparatory step for exposing these helpers from the
auto-generated test_util.m.js, necessary for testing Polymer3 elements.

Bug: 965770
Change-Id: I6fbee615a19311c534023490222298b4582e3d7e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1744580Reviewed-by: Rebekah Potter <rbpotter@chromium.org>
Commit-Queue: Demetrios Papadopoulos <dpapad@chromium.org>
Cr-Commit-Position: refs/heads/master@{#685332}