[SPv175] Change a SPv2 condition to SPv175 in CaretDisplayItemClient

The condition actually applies to all SPv175+.

Bug: 771643
Cq-Include-Trybots: master.tryserver.blink:linux_trusty_blink_rel;master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
Change-Id: I8f0910050c2e3e4b9b80a076bb951feaacf31166
Reviewed-on: https://chromium-review.googlesource.com/876956
Reviewed-by: Chris Harrelson <chrishtr@chromium.org>
Commit-Queue: Xianzhu Wang <wangxianzhu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#530653}
2 files changed