Build android library variant of tagsoup.

Needed for espresso-web.

Test: make espresso-web

Change-Id: Ib01a72e908ad25b9f5a8f0e85bd842a67cd4947b
diff --git a/Android.mk b/Android.mk
index e154f7d..8f05250 100644
--- a/Android.mk
+++ b/Android.mk
@@ -19,3 +19,13 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 
 include $(BUILD_HOST_JAVA_LIBRARY)
+
+# build a android library jar
+# ----------------------
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := tagsoup-android
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+include $(BUILD_STATIC_JAVA_LIBRARY)
+