Convert //mash to define service names in mojom

mash/quick_launch/quick_launch.h

Index: mash/quick_launch/quick_launch.h
diff --git a/mash/quick_launch/quick_launch.h b/mash/quick_launch/quick_launch.h
index e4848756ce7a0e0b2f341dc74c8bed05598e4569..a543f99632b4ad3c5ef3b47705f23afc0bb71035 100644
--- a/mash/quick_launch/quick_launch.h
+++ b/mash/quick_launch/quick_launch.h
@@ -25,8 +25,8 @@ namespace quick_launch {
 
 class QuickLaunch
     : public service_manager::Service,
-      public mojom::Launchable,
-      public service_manager::InterfaceFactory<mojom::Launchable> {
+      public ::mash::mojom::Launchable,
+      public service_manager::InterfaceFactory<::mash::mojom::Launchable> {
  public:
   QuickLaunch();
   ~QuickLaunch() override;
@@ -39,14 +39,14 @@ class QuickLaunch
   bool OnConnect(const service_manager::ServiceInfo& remote_info,
                  service_manager::InterfaceRegistry* registry) override;
 
-  // mojom::Launchable:
-  void Launch(uint32_t what, mojom::LaunchMode how) override;
+  // ::mash::mojom::Launchable:
+  void Launch(uint32_t what, ::mash::mojom::LaunchMode how) override;
 
-  // service_manager::InterfaceFactory<mojom::Launchable>:
+  // service_manager::InterfaceFactory<::mash::mojom::Launchable>:
   void Create(const service_manager::Identity& remote_identity,
-              mojom::LaunchableRequest request) override;
+              ::mash::mojom::LaunchableRequest request) override;
 
-  mojo::BindingSet<mojom::Launchable> bindings_;
+  mojo::BindingSet<::mash::mojom::Launchable> bindings_;
   std::vector<views::Widget*> windows_;
 
   tracing::Provider tracing_;