Simplify some has-multiple-boxes conditions in InlineFlowBoxPainter

We can use the |object_has_multiple_boxes| argument here.

Change-Id: I4e20b5e8d1af9efa8b32a13a8be1cde6ec0be1c1
Reviewed-on: https://chromium-review.googlesource.com/c/1386790
Reviewed-by: Stephen Chenney <schenney@chromium.org>
Commit-Queue: Fredrik Söderquist <fs@opera.com>
Cr-Commit-Position: refs/heads/master@{#618263}
1 file changed