Camera3: Add PASSIVE_UNFOCUSED focus state

Bug: 10570497
Change-Id: I7947a8129bbefa26aa8a59598df05a68c0d2ed3f
diff --git a/camera/QCamera2/stack/common/cam_types.h b/camera/QCamera2/stack/common/cam_types.h
index 402d4ac..6e82822 100755
--- a/camera/QCamera2/stack/common/cam_types.h
+++ b/camera/QCamera2/stack/common/cam_types.h
@@ -1279,7 +1279,8 @@
     CAM_AF_STATE_PASSIVE_FOCUSED,
     CAM_AF_STATE_ACTIVE_SCAN,
     CAM_AF_STATE_FOCUSED_LOCKED,
-    CAM_AF_STATE_NOT_FOCUSED_LOCKED
+    CAM_AF_STATE_NOT_FOCUSED_LOCKED,
+    CAM_AF_STATE_PASSIVE_UNFOCUSED
 } cam_af_state_t;
 
 typedef enum {