Support for parsing external file references in a glTF resource.

chrome/browser/android/vr_shell/BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/rules.gni")
 import("//chrome/common/features.gni")
 import("//device/vr/features.gni")
 import("//testing/test.gni")
 
 assert(enable_webvr)
@@ skipping 107 matching lines @@
       "//base/test:run_all_unittests",
       "//base/test:test_support",
       "//chrome/browser",
       "//testing/gtest",
       "//third_party/WebKit/public:blink",
       "//ui/gfx/geometry",
     ]
 
     data = [
       "test/data/sample_inline.gltf",
+      "test/data/sample_external.gltf",
+      "test/data/sample.bin",
     ]
   }
 }