Looper: Fixed compile error when enabling DEBUG_CALLBACKS
When enabling DEBUG_CALLBACKS , compiler complains
for the undeclared identifier 'fd'.
Fix by removing undeclared objects.
Change-Id: I751a9ef9d8843350105acd6a30645f897050ffa4
diff --git a/libutils/Android.bp b/libutils/Android.bp
index 4d4294b..85a0fd2 100644
--- a/libutils/Android.bp
+++ b/libutils/Android.bp
@@ -203,6 +203,7 @@
defaults: ["libutils_impl_defaults"],
cflags: [
+ "-DDEBUG_CALLBACKS=1",
"-DDEBUG_POLL_AND_WAKE=1",
"-DDEBUG_REFS=1",
"-DDEBUG_TOKENIZER=1",