Allow touches to slide out of the navigation bar.

Change-Id: I73cabba3d62f47829bf6217700ace56a27c42b1d
diff --git a/services/input/InputWindow.h b/services/input/InputWindow.h
index d7d819d..93c9b5f 100644
--- a/services/input/InputWindow.h
+++ b/services/input/InputWindow.h
@@ -80,6 +80,10 @@
         FLAG_TURN_SCREEN_ON = 0x00200000,
         FLAG_DISMISS_KEYGUARD = 0x00400000,
         FLAG_SPLIT_TOUCH = 0x00800000,
+        FLAG_HARDWARE_ACCELERATED = 0x01000000,
+        FLAG_HARDWARE_ACCELERATED_SYSTEM = 0x02000000,
+        FLAG_SLIPPERY = 0x04000000,
+        FLAG_NEEDS_MENU_KEY = 0x08000000,
         FLAG_KEEP_SURFACE_WHILE_ANIMATING = 0x10000000,
         FLAG_COMPATIBLE_WINDOW = 0x20000000,
         FLAG_SYSTEM_ERROR = 0x40000000,