Use rotation based on PagedOrientationHandler instead of touch

Fixes: 154928106
Test: Tested overview w/ and w/o
home rotation enabled.

Change-Id: Ib7e91e51b2181824e5520ad69965ed3379302c27

src/com/android/launcher3/touch/SeascapePagedViewHandler.java

@@ -54,6 +54,11 @@ public class SeascapePagedViewHandler extends LandscapePagedViewHandler {
         return 270;
     }
 
+    @Override
+    public int getRotation() {
+        return Surface.ROTATION_270;
+    }
+
     @Override
     public boolean isGoingUp(float displacement) {
         return displacement < 0;