frameworks/base/services/java/com/android/server/InputDevice.java:837: cannot find symbol
symbol  : variable x
location: class com.android.server.InputDevice.MotionState
                            (device.tInfo.x1 * x +
                                               ^
frameworks/base/services/java/com/android/server/InputDevice.java:838: cannot find symbol
symbol  : variable y
location: class com.android.server.InputDevice.MotionState
                             device.tInfo.y1 * y +
                                               ^
frameworks/base/services/java/com/android/server/InputDevice.java:843: cannot find symbol
symbol  : variable x
location: class com.android.server.InputDevice.MotionState
                            (device.tInfo.x2 * x +
                                               ^
frameworks/base/services/java/com/android/server/InputDevice.java:844: cannot find symbol
symbol  : variable y
location: class com.android.server.InputDevice.MotionState
                             device.tInfo.y2 * y +
                                               ^
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