Add initial gamepad support.

Change-Id: I0439648f6eb5405f200e4223c915eb3a418b32b9
diff --git a/libs/ui/InputDispatcher.cpp b/libs/ui/InputDispatcher.cpp
index f809cba..c4ffce1 100644
--- a/libs/ui/InputDispatcher.cpp
+++ b/libs/ui/InputDispatcher.cpp
@@ -40,10 +40,10 @@
 
 // TODO, this needs to be somewhere else, perhaps in the policy
 static inline bool isMovementKey(int32_t keyCode) {
-    return keyCode == KEYCODE_DPAD_UP
-            || keyCode == KEYCODE_DPAD_DOWN
-            || keyCode == KEYCODE_DPAD_LEFT
-            || keyCode == KEYCODE_DPAD_RIGHT;
+    return keyCode == AKEYCODE_DPAD_UP
+            || keyCode == AKEYCODE_DPAD_DOWN
+            || keyCode == AKEYCODE_DPAD_LEFT
+            || keyCode == AKEYCODE_DPAD_RIGHT;
 }
 
 static inline nsecs_t now() {