Merge "Report ION usage event when ION heap size is 0" am: 7687adc00d am: d493ed705b am: da855f3363

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1431373

Change-Id: I0abb5aebd750732e01a101cce8b9a7f80ebd9d51