Merge "ApplicationLoaders: improve classloader cache errs" am: 6bfe7f9a26 am: bf9f6b4f3b am: 96894457f7 am: dda9aa4f65

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1399628

Change-Id: Ib3d2e32ba6c0130fa07475c9c25c1a63b76d9ce7