Make Mozart view manager use the new compositor.

services/ui/view_manager/view_tree_host_impl.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "services/ui/view_manager/view_tree_host_impl.h"
+
 #include "base/bind.h"
 #include "base/bind_helpers.h"
-#include "services/ui/view_manager/view_tree_host_impl.h"
 
 namespace view_manager {
 
 ViewTreeHostImpl::ViewTreeHostImpl(
     ViewRegistry* registry,
     ViewTreeState* state,
     mojo::InterfaceRequest<mojo::ui::ViewTreeHost> view_tree_host_request)
     : registry_(registry),
       state_(state),
       binding_(this, view_tree_host_request.Pass()) {}
 
 ViewTreeHostImpl::~ViewTreeHostImpl() {}
 
+void ViewTreeHostImpl::GetServiceProvider(
+    mojo::InterfaceRequest<mojo::ServiceProvider> service_provider) {
+  service_provider_bindings_.AddBinding(this, service_provider.Pass());
+}
+
 void ViewTreeHostImpl::RequestLayout() {
   registry_->RequestLayout(state_);
 }
 
 void ViewTreeHostImpl::SetRoot(uint32_t root_key,
                                mojo::ui::ViewTokenPtr root_view_token) {
   registry_->SetRoot(state_, root_key, root_view_token.Pass());
 }
 
 void ViewTreeHostImpl::ResetRoot() {
   registry_->ResetRoot(state_);
 }
 
 static void RunLayoutRootCallback(
     const ViewTreeHostImpl::LayoutRootCallback& callback,
     mojo::ui::ViewLayoutInfoPtr info) {
   callback.Run(info.Pass());
 }
 
 void ViewTreeHostImpl::LayoutRoot(
     mojo::ui::ViewLayoutParamsPtr root_layout_params,
     const LayoutRootCallback& callback) {
   registry_->LayoutRoot(state_, root_layout_params.Pass(),
                         base::Bind(&RunLayoutRootCallback, callback));
 }
 
+void ViewTreeHostImpl::ConnectToService(
+    const mojo::String& service_name,
+    mojo::ScopedMessagePipeHandle client_handle) {
+  registry_->ConnectToViewTreeService(state_, service_name,
+                                      client_handle.Pass());
+}
+
 }  // namespace view_manager