Unsplit the MUS demo.

services/ui/demo/mus_demo.cc

Index: services/ui/demo/mus_demo.cc
diff --git a/services/ui/demo/mus_demo.cc b/services/ui/demo/mus_demo.cc
index ccf221fae5c90d115ffd43ecdd9471c8c0a33ace..d151d9d0b64cb0e00acb908f0d52c4abcfaa25b4 100644
--- a/services/ui/demo/mus_demo.cc
+++ b/services/ui/demo/mus_demo.cc
@@ -63,10 +63,15 @@ MusDemo::MusDemo() {}
 
 MusDemo::~MusDemo() {}
 
-void MusDemo::Start(service_manager::Connector* connector) {
-  gpu_service_ = GpuService::Create(connector);
+void MusDemo::OnStart(const service_manager::ServiceInfo& info) {
+  gpu_service_ = GpuService::Create(connector());
   window_tree_client_ = base::MakeUnique<WindowTreeClient>(this, this);
-  window_tree_client_->ConnectAsWindowManager(connector);
+  window_tree_client_->ConnectAsWindowManager(connector());
+}
+
+bool MusDemo::OnConnect(const service_manager::ServiceInfo& remote_info,
+                        service_manager::InterfaceRegistry* registry) {
+  return true;
 }
 
 void MusDemo::OnEmbed(Window* window) {