Skip unneeded reallocs in SkTDArray::shrinkToFit()

Change-Id: I885eb1769ffa639026929dc7aa68312e0dbf91b8
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/250037
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Florin Malita <fmalita@chromium.org>
1 file changed