do not build car lib and service in PDK

- cannot build due to missing aidl import

bug: 27418566
Change-Id: Ia7e00c7da2e469f7513545dc9d081cfa9dc6142c
diff --git a/car-lib/Android.mk b/car-lib/Android.mk
index 9af9498..4ab6af6 100644
--- a/car-lib/Android.mk
+++ b/car-lib/Android.mk
@@ -14,6 +14,9 @@
 #
 #
 
+#disble build in PDK, missing aidl import breaks build
+ifneq ($(TARGET_BUILD_PDK),true)
+
 LOCAL_PATH:= $(call my-dir)
 
 include $(CLEAR_VARS)
@@ -24,3 +27,5 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, src) $(call all-Iaidl-files-under, src)
 
 include $(BUILD_JAVA_LIBRARY)
+
+endif #TARGET_BUILD_PDK
diff --git a/service/Android.mk b/service/Android.mk
index f0dd68d..ea87926 100644
--- a/service/Android.mk
+++ b/service/Android.mk
@@ -16,6 +16,9 @@
 
 # Build the Car service.
 
+#disble build in PDK, missing aidl import breaks build
+ifneq ($(TARGET_BUILD_PDK),true)
+
 LOCAL_PATH:= $(call my-dir)
 
 include $(CLEAR_VARS)
@@ -53,3 +56,4 @@
 
 include $(call all-makefiles-under,$(LOCAL_PATH))
 
+endif #TARGET_BUILD_PDK