metricsd: Use system properties to store build time metadata.

Instead of using /etc/lsb-release to store the version, channel and
build_target_id, use the Android system properties.

BUG: 22879642

Change-Id: Ic79e74bd14bf8e2c55549c08963a66700b49b544
diff --git a/metricsd/Android.mk b/metricsd/Android.mk
index 9fd8eda..89fa222 100644
--- a/metricsd/Android.mk
+++ b/metricsd/Android.mk
@@ -110,6 +110,7 @@
   libprotobuf-cpp-lite \
   libchromeos-http \
   libchromeos-dbus \
+  libcutils \
   libdbus
 LOCAL_SRC_FILES := $(metrics_daemon_sources)
 LOCAL_STATIC_LIBRARIES := metrics_daemon_protos