Initial web proxy commit

Change-Id: I28481433e5609d9c819a1a2bce69fa9d096691a2
diff --git a/third_party/flatbuffers/BUILD b/third_party/flatbuffers/BUILD
index 492f158..05553e1 100644
--- a/third_party/flatbuffers/BUILD
+++ b/third_party/flatbuffers/BUILD
@@ -237,3 +237,8 @@
     srcs = glob(["python/flatbuffers/*.py"]),
     imports = ["python/"],
 )
+
+filegroup(
+    name = "flatjs",
+    srcs = ["js/flatbuffers.js"],
+)