Rename shell namespace to service_manager

ash/touch_hud/mus/touch_hud_application.h

Index: ash/touch_hud/mus/touch_hud_application.h
diff --git a/ash/touch_hud/mus/touch_hud_application.h b/ash/touch_hud/mus/touch_hud_application.h
index 07b5426fa35f316373e5406fb1ec6a2d7eeb187a..94266bef8cfa22cc3b19ccd13137adb3bc69d121 100644
--- a/ash/touch_hud/mus/touch_hud_application.h
+++ b/ash/touch_hud/mus/touch_hud_application.h
@@ -22,24 +22,24 @@ namespace ash {
 namespace touch_hud {
 
 class TouchHudApplication
-    : public shell::Service,
+    : public service_manager::Service,
       public mash::mojom::Launchable,
-      public shell::InterfaceFactory<mash::mojom::Launchable> {
+      public service_manager::InterfaceFactory<mash::mojom::Launchable> {
  public:
   TouchHudApplication();
   ~TouchHudApplication() override;
 
  private:
-  // shell::Service:
-  void OnStart(const shell::Identity& identity) override;
-  bool OnConnect(const shell::Identity& remote_identity,
-                 shell::InterfaceRegistry* registry) override;
+  // service_manager::Service:
+  void OnStart(const service_manager::Identity& identity) override;
+  bool OnConnect(const service_manager::Identity& remote_identity,
+                 service_manager::InterfaceRegistry* registry) override;
 
   // mojom::Launchable:
   void Launch(uint32_t what, mash::mojom::LaunchMode how) override;
 
-  // shell::InterfaceFactory<mojom::Launchable>:
-  void Create(const shell::Identity& remote_identity,
+  // service_manager::InterfaceFactory<mojom::Launchable>:
+  void Create(const service_manager::Identity& remote_identity,
               mash::mojom::LaunchableRequest request) override;
 
   mojo::Binding<mash::mojom::Launchable> binding_;