Merge "installd: Replace Dex2oatFileWrapper with UniqueFile" am: c8fd7faf2b am: c822bc7b76 am: 52362953c2

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1401259

Change-Id: I9ccbebb6127f6cf5ba9abeee2f07a74cf657705e