[automerger skipped] Merge "Partial cherry-pick to remove IoUtils#deleteContents usage in FrameworksNetTests" into sc-dev am: e4132c8ca0 am: 25b288225b -s ours

am skip reason: Merged-In I5366e1cc9cd6ddb41f24718246381cc2b1cc1383 with SHA-1 fe20e1317d is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/15108481

Change-Id: I10f2769796cc170c3c3159a91d7a70cf253adac3