[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 am: 994c0102 am: ddd49dce -s ours

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

Change-Id: I13c5ea33df5c9fff70b3f435303233a04e6692a0