Logging to catch INJECT PERMISSION problem

Bug: 139498375
Change-Id: Ib7b8e1997bae9d4ff9cce7cf8690e42b6fdaaf38

tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java

@@ -882,6 +882,7 @@ public final class LauncherInstrumentation {
     }
 
     long movePointer(long downTime, long startTime, long duration, Point from, Point to) {
+        log("movePointer: " + from + " to " + to);
         final Point point = new Point();
         long steps = duration / GESTURE_STEP_MS;
         long currentTime = startTime;