Migrate rest of dependencies test to wasm

tests/crates/b/src/lib.rs

@@ -0,0 +1,14 @@
+#![feature(use_extern_macros)]
+
+extern crate wasm_bindgen;
+
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen(module = "tests/wasm/duplicate_deps.js", version = "*")]
+extern {
+    fn foo(x: u32);
+}
+
+pub fn test() {
+    foo(10);
+}