This cl also fixes the way to simulate the touch events in EditorCursorDragTest, with correct raw X/Y.
Bug: 150534899
Test: manual & automated tests
atest FrameworksCoreTests:EditorCursorDragTest
atest FrameworksCoreTests:TextViewActivityTest
Change-Id: I0e9ef73082534ab98ddeddee0218374ed6d556a2