Implement Pair.toString() for compat library am: 5136f3033f am: 66566c0e69 am: 41db6c87d4
Implement Pair.toString() for compat library am: 5136f3033f am: 66566c0e69
am: 41db6c87d4

Change-Id: I7aee40e609854688a12ecfe6dd9ad84cd1a4c6d4

AndroidX/androidx,AndroidX/androidx,androidx/androidx,androidx/androidx,androidx/androidx,aosp-mirror/platform_frameworks_support,AndroidX/androidx,androidx/androidx,androidx/androidx,AndroidX/androidx,androidx/androidx,AndroidX/androidx,AndroidX/androidx,androidx/androidx,androidx/androidx,aosp-mirror/platform_frameworks_support,androidx/androidx,AndroidX/androidx,AndroidX/androidx,aosp-mirror/platform_frameworks_support,aosp-mirror/platform_frameworks_support,aosp-mirror/platform_frameworks_support,AndroidX/androidx,androidx/androidx,AndroidX/androidx