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

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

Change-Id: I81e7566993bbc4a0791a734d667acf778abc8421