[automerger skipped] Merge "[DO NOT MERGE] Make GlobalScreenshot...

[automerger skipped] Merge "[DO NOT MERGE] Make GlobalScreenshot PendingIntents immutable" into qt-dev am: b968a16d am: 2a84aae3 -s ours am: 4e7a7d3c am: a26090c1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12773073

Change-Id: I6524d93fa0f7af6aa9f533f8bfaa35aaa0af863f