Move InstantThemeTest.* from interactive_ui_tests into browser_tests

Bug: 335297
Change-Id: I4365f27ba4732a4b96ca6a9c9b72704cbd0a35b1
Reviewed-on: https://chromium-review.googlesource.com/718205
Commit-Queue: Marc Treib <treib@chromium.org>
Reviewed-by: Chris Pickel <sfiera@chromium.org>
Cr-Commit-Position: refs/heads/master@{#508695}
3 files changed