[wasm] Implement location from stack trace for asm.js frames

test/mjsunit/regress/regress-670808.js

Index: test/mjsunit/regress/regress-670808.js
diff --git a/test/mjsunit/regress/regress-670808.js b/test/mjsunit/regress/regress-670808.js
new file mode 100644
index 0000000000000000000000000000000000000000..d5e0b51be6aec5f49e0cd35d18f3dee7260e8d4f
--- /dev/null
+++ b/test/mjsunit/regress/regress-670808.js
@@ -0,0 +1,22 @@
+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+var sym = Symbol();
+function asm(stdlib, ffi) {
+  "use asm";
+  var get_sym = ffi.get_sym;
+  function crash() {
+    get_sym()|0;
+  }
+  return {crash: crash};
+}
+function get_sym() {
+  return sym;
+}
+try {
+  asm(null, {get_sym: get_sym}).crash();
+} catch (e) {
+  if (!(e instanceof TypeError))
+    throw e;
+}