Rename shell namespace to service_manager

mash/task_viewer/task_viewer.h

Index: mash/task_viewer/task_viewer.h
diff --git a/mash/task_viewer/task_viewer.h b/mash/task_viewer/task_viewer.h
index f8f117bb0136e327bce0decb215b1c926af1bf08..21b440f3b480884fbe6591e8e1ad236907512365 100644
--- a/mash/task_viewer/task_viewer.h
+++ b/mash/task_viewer/task_viewer.h
@@ -24,9 +24,9 @@ class WindowManagerConnection;
 namespace mash {
 namespace task_viewer {
 
-class TaskViewer : public shell::Service,
+class TaskViewer : public service_manager::Service,
                    public mojom::Launchable,
-                   public shell::InterfaceFactory<mojom::Launchable> {
+                   public service_manager::InterfaceFactory<mojom::Launchable> {
  public:
   TaskViewer();
   ~TaskViewer() override;
@@ -34,16 +34,16 @@ class TaskViewer : public shell::Service,
   void RemoveWindow(views::Widget* widget);
 
  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, 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,
               mojom::LaunchableRequest request) override;
 
   mojo::BindingSet<mojom::Launchable> bindings_;