[DO NOT COMMIT] MediaPlayerRenderer using StreamTextures.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index 720125a93f3dcc01c85befa0e588af05551c2ec5..dd8c1b727a3bfc7b59f321364bc43c27b6c3fe93 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -81,6 +81,7 @@
 #include "content/public/common/url_constants.h"
 #include "content/public/common/url_utils.h"
 #include "device/vibration/vibration_manager_impl.h"
+#include "media/media_features.h"
 #include "services/shell/public/cpp/interface_provider.h"
 #include "ui/accessibility/ax_tree.h"
 #include "ui/accessibility/ax_tree_update.h"
@@ -91,6 +92,10 @@
 #include "content/browser/mojo/service_registrar_android.h"
 #endif
 
+#if BUILDFLAG(FORCE_MOJO_MEDIA_PLAYER_RENDERER)
+#include "media/mojo/services/mojo_media_player_renderer_helper.h"
+#endif
+
 #if defined(OS_MACOSX)
 #include "content/browser/frame_host/popup_menu_helper_mac.h"
 #endif
@@ -2073,6 +2078,15 @@ void RenderFrameHostImpl::RegisterMojoInterfaces() {
   }
 #endif
 
+#if BUILDFLAG(FORCE_MOJO_MEDIA_PLAYER_RENDERER)
+  // This service creates a MojoRendererService, passing it a MediaPlayerRender.
+  // TODO(tguilbert): For reviewers: is there a need for disambiguating the
+  // mojom::Renderer service at a RenderFrameHost level?
+  GetInterfaceRegistry()->AddInterface<media::mojom::Renderer>(base::Bind(
+      &media::MojoMediaPlayerRendererHelper::CreateMediaPlayerRenderer,
+      base::Unretained(this)));
+#endif
+
   GetContentClient()->browser()->RegisterRenderFrameMojoInterfaces(
       GetInterfaceRegistry(), this);
 }