Revert of Media Router GYP/GN cleanup

chrome/browser/media/router/media_router_tests.gypi

Index: chrome/browser/media/router/media_router_tests.gypi
diff --git a/chrome/browser/media/router/media_router_tests.gypi b/chrome/browser/media/router/media_router_tests.gypi
new file mode 100644
index 0000000000000000000000000000000000000000..3ef86c75adcb25bfc5603b79c969d77131027fcc
--- /dev/null
+++ b/chrome/browser/media/router/media_router_tests.gypi
@@ -0,0 +1,24 @@
+# Copyright 2015 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.
+
+{
+  'sources': [
+    '../../ui/webui/media_router/media_cast_mode_unittest.cc',
+    '../../ui/webui/media_router/media_router_test.cc',
+    '../../ui/webui/media_router/media_router_test.h',
+    '../../ui/webui/media_router/media_router_dialog_controller_unittest.cc',
+    'issue_manager_unittest.cc',
+    'issue_unittest.cc',
+    'media_route_unittest.cc',
+    'media_router_type_converters_unittest.cc',
+    'media_sink_unittest.cc',
+    'media_source_helper_unittest.cc',
+    'media_source_unittest.cc',
+    "presentation_media_sinks_observer_unittest.cc",
+    'route_id_manager_unittest.cc',
+  ],
+  'dependencies': [
+    'browser/media/router/media_router.gyp:media_router_test_support',
+  ],
+}