Validate incoming JS Message Headers: test message parser

mojo/mojo_public_tests.gypi

Index: mojo/mojo_public_tests.gypi
diff --git a/mojo/mojo_public_tests.gypi b/mojo/mojo_public_tests.gypi
index 658d59470f1ac1547ae09f60fe760ac61374c630..bbd19596e3fb4981cb8ee26a16b4b44efada172e 100644
--- a/mojo/mojo_public_tests.gypi
+++ b/mojo/mojo_public_tests.gypi
@@ -189,5 +189,19 @@
         'mojo_cpp_bindings',
       ],
     },
+    {
+      'target_name': 'mojo_js_unittests',
+      'type': 'executable',
+      'dependencies': [
+        '../gin/gin.gyp:gin_test',
+        'mojo_common_test_support',
+        'mojo_js_bindings_lib',
+        'mojo_public_test_interfaces',
+        'mojo_run_all_unittests',
+      ],
+      'sources': [
+        'public/js/bindings/tests/run_js_tests.cc',
+      ],
+    },
   ],
 }