fixup! recovery: touch UI

Change-Id: Ia5348e6bb72c28af19c028dec3989c158b2376c1
diff --git a/recovery_ui/ui.cpp b/recovery_ui/ui.cpp
index 8656729..7e8a56f 100644
--- a/recovery_ui/ui.cpp
+++ b/recovery_ui/ui.cpp
@@ -247,21 +247,6 @@
   return true;
 }
 
-enum SwipeDirection { UP, DOWN, RIGHT, LEFT };
-
-static SwipeDirection FlipSwipeDirection(SwipeDirection direction) {
-  switch (direction) {
-    case UP:
-      return SwipeDirection::DOWN;
-    case DOWN:
-      return SwipeDirection::UP;
-    case RIGHT:
-      return SwipeDirection::LEFT;
-    case LEFT:
-      return SwipeDirection::RIGHT;
-  }
-}
-
 void RecoveryUI::CalibrateTouch(int fd) {
   struct input_absinfo info;
   static bool calibrated = false;