Use the Coreographer's frame time for a more reliable timestamp.

Bug: 323863002
Flag: com.android.systemui.shared.return_animation_framework_library
Flag: com.android.systemui.shared.return_animation_framework_long_lived
Test: manual
Change-Id: I213bae365e7a10e9151febb7365623b1dc44c86b
2 files changed