media: Use associated interface for mojo RendererClient

media/mojo/interfaces/renderer.mojom

Index: media/mojo/interfaces/renderer.mojom
diff --git a/media/mojo/interfaces/renderer.mojom b/media/mojo/interfaces/renderer.mojom
index 2bd42ea715ad88fc422c7014513c958715de44c7..8d392878b9df41d6aac629fdc5a088430174999e 100644
--- a/media/mojo/interfaces/renderer.mojom
+++ b/media/mojo/interfaces/renderer.mojom
@@ -13,7 +13,7 @@ import "url/mojo/url.mojom";
 interface Renderer {
   // Initializes the Renderer with one or both of an audio and video stream,
   // executing the callback with whether the initialization succeeded.
-  Initialize(RendererClient client,
+  Initialize(associated RendererClient client,
              DemuxerStream? audio,
              DemuxerStream? video,
              url.mojom.Url? url) => (bool success);