Force-set a ClipData to prevent later migration.

migrateExtraStreamToClipData() will only offer to promote Uri values
if a ClipData isn't already defined, so we ensure that a ClipData
value is always defined.  This blocks later promotion and granting.

Bug: 200683077
Bug: 123700107
Test: manual
Change-Id: I99c1411e8b4eb01eb27ac4306e3bf6cc88cb4273
(cherry picked from commit 6ebf410b818c6a525130d5fcb72381217fec8e7a)
(cherry picked from commit 3cf2b049867977916d29f1674f71e89b49ea1f69)
Merged-In:I99c1411e8b4eb01eb27ac4306e3bf6cc88cb4273
1 file changed