added a cleanspec since ActiveSyncInfo.aidl was removed

Change-Id: I1fb57d2a4d28211f0adaf8c1d184a8c5f7701d7f
diff --git a/CleanSpec.mk b/CleanSpec.mk
index de0fd2f..417f764 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -49,6 +49,7 @@
 $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/framework_intermediates/src/core/java/android/backup)
 $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/framework_intermediates/src/core/java/com/android/internal/backup)
 $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/framework_intermediates/src/core/java/android/app)
+$(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/framework_intermediates/src/core/java/android/content)
 
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST