Revert "Support mouse pointer on external displays (1/3)"

This reverts commit 620f6d984101959376f7594a1450e9c70bac4019.

Test: Manual

Bug: b/120864177
Test: Presubmit

Change-Id: I27e13ea18a6f94b1d01d6734853f521306a8cee1
4 files changed