Media Remoting: End to end integration tests.

media/test/BUILD.gn

Index: media/test/BUILD.gn
diff --git a/media/test/BUILD.gn b/media/test/BUILD.gn
index 595da4c2f05f37f95c73a4165280c00ddc1c3f89..e17f739fadfd101ee073febc8f613d542a6f1d45 100644
--- a/media/test/BUILD.gn
+++ b/media/test/BUILD.gn
@@ -78,6 +78,13 @@ source_set("pipeline_integration_tests") {
       # the .cc file to avoid the extra dependency here.
       "//testing/gmock",
     ]
+
+    if (enable_media_remoting) {
+      deps += [
+        "//media/remoting:media_remoting_proto",
+        "//media/remoting:media_remoting_tests",
+      ]
+    }
   }
 }