Remove references to non-existent directories

Fixes warnings during makefile parsing:
FindEmulator: find: `frameworks/opt/bluetooth/src/android/bluetooth/client/pbap': No such file or directory

Test: builds
Change-Id: Ib925da33eca52cb4fe4cfce5e227a4d9894c3315

Android.mk

diff --git a/Android.mk b/Android.mk
index 68acd2a..866d84a 100644
--- a/Android.mk
+++ b/Android.mk
@@ -1,23 +1,6 @@
 LOCAL_PATH:= $(call my-dir)
 include $(CLEAR_VARS)
 
-LOCAL_MODULE_TAGS := optional
-
-src_dirs:= src/android/bluetooth/client/pbap
-
-LOCAL_SRC_FILES := \
-        $(call all-java-files-under, $(src_dirs))
-
-LOCAL_MODULE:= android.bluetooth.client.pbap
-LOCAL_JAVA_LIBRARIES := javax.obex
-LOCAL_STATIC_JAVA_LIBRARIES := com.android.vcard
-
-LOCAL_PROGUARD_ENABLED := disabled
-
-include $(BUILD_STATIC_JAVA_LIBRARY)
-
-include $(CLEAR_VARS)
-
 src_dirs:= src/android/bluetooth/client/map
 
 LOCAL_SRC_FILES := \