TouchExplorer: pass raw events when sending events.

Right now we just send null. This was a todo to be fixed and will mean that the event stream operates consistently.
Bug: 136131815
Test: atest CtsAccessibilityTestCases  CtsAccessibilityServiceTestCases
Test: atest FrameworksServicesTests:TouchExplorerTest FrameworksServicesTests:MotionEventInjectorTest
Change-Id: I4578ef4ffe6d3c3e4fc2aa2d06fc0caaa8bb9713
6 files changed