Add Media Router Mojo impl code.

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
index 2ffa9d8f9d20b26c621dbef009667a39fcb79614..177463b742ea5c9283f6832061cc4d26a5b34410 100644
--- a/chrome/browser/media/router/media_router_tests.gypi
+++ b/chrome/browser/media/router/media_router_tests.gypi
@@ -6,10 +6,19 @@
   'sources': [
     'issue_manager_unittest.cc',
     'issue_unittest.cc',
+    'media_router_mojo_impl_unittest.cc',
+    'media_router_mojo_test.cc',
+    'media_router_mojo_test.h',
+    'issue_manager_unittest.cc',

[mark a. foltz, 2015/05/08 00:58:38]

I don't see all of these files in this patch

[Kevin M, 2015/05/12 23:56:10]

Duplicate entries from a mainline merge. Removed them.

+    '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',
-    'route_id_manager_unittest.cc',
+    'mock_media_router.cc',
+    'mock_media_router.h',
+    'test_helper.h',
+    'test_helper.cc',
   ],
 }