Add EventLog to report lock screen type

Bug: 9075747
Change-Id: I7d3667211e76b13ccd659713c35ca86246e31e0b
diff --git a/Android.mk b/Android.mk
index 0663e85..52fcfb4 100644
--- a/Android.mk
+++ b/Android.mk
@@ -6,7 +6,9 @@
 
 LOCAL_MODULE_TAGS := optional
 
-LOCAL_SRC_FILES := $(call all-java-files-under, src)
+LOCAL_SRC_FILES := \
+        $(call all-java-files-under, src) \
+        src/com/android/settings/EventLogTags.logtags
 
 LOCAL_PACKAGE_NAME := Settings
 LOCAL_CERTIFICATE := platform