d1a0e640cb
This reverts commit 9d7b814eec.
Reason for revert: Cache the taskbar primary display to reduce the number of binder calls and calm down Droidmonitor. Please check the difference between PS1 and PS2.
Bug: 414092022
Bug: 413244466
Bug: 408631713
Change-Id: I24138de2e2b9975fadcdf4a27402e06e212e4a19