Create go-etree module.

Bug: 158031244
Test: treehugger
Change-Id: Id1ac9ee2a598916a908ad70e2e356cd6fc8ee30f
diff --git a/Android.bp b/Android.bp
new file mode 100644
index 0000000..b2e882d
--- /dev/null
+++ b/Android.bp
@@ -0,0 +1,9 @@
+bootstrap_go_package {
+    name: "go-etree",
+    pkgPath: "github.com/beevik/etree",
+    srcs: [
+        "etree.go",
+        "helpers.go",
+        "path.go",
+    ],
+}