Support rotation on secondary displays (2/N)

Move partial operations of rotation/orientation from
PhoneWindowManager to DisplayRotation.

Bug: 111361251
Test: go/wm-smoke
Test: atest FrameworksServicesTests:PhoneWindowManagerLayoutTest
Test: atest FrameworksServicesTests:PhoneWindowManagerInsetsTest
Change-Id: I7507e25f14e7fd1733ffd2a71789673d6a7ee17d
10 files changed