Rename ViewManagerService,ViewManagerClient -> ViewTree,ViewTreeClient

mandoline/tab/public/cpp/web_view.cc

Index: mandoline/tab/public/cpp/web_view.cc
diff --git a/mandoline/tab/public/cpp/web_view.cc b/mandoline/tab/public/cpp/web_view.cc
index d8773c220088067764b699bb3ebaabce6710fc4b..1756cb01508e12f011aa3a6ed60015a56bea8edf 100644
--- a/mandoline/tab/public/cpp/web_view.cc
+++ b/mandoline/tab/public/cpp/web_view.cc
@@ -25,9 +25,9 @@ void WebView::Init(mojo::ApplicationImpl* app, mojo::View* view) {
   app->ConnectToService(request.Pass(), &factory);
   factory->CreateWebView(client.Pass(), GetProxy(&web_view_));
 
-  mojo::ViewManagerClientPtr view_manager_client;
-  web_view_->GetViewManagerClient(GetProxy(&view_manager_client));
-  view->Embed(view_manager_client.Pass());
+  mojo::ViewTreeClientPtr view_tree_client;
+  web_view_->GetViewTreeClient(GetProxy(&view_tree_client));
+  view->Embed(view_tree_client.Pass());
 }
 
 }  // namespace web_view