Wire input events through the ViewManagerClient interface.

mojo/services/view_manager/root_node_manager.cc

Index: mojo/services/view_manager/root_node_manager.cc
diff --git a/mojo/services/view_manager/root_node_manager.cc b/mojo/services/view_manager/root_node_manager.cc
index 5fa916830c8c26816134d958fb62f293c63f4148..b5fb8c5857f0e1aae5f48a8cc419098ab08142f3 100644
--- a/mojo/services/view_manager/root_node_manager.cc
+++ b/mojo/services/view_manager/root_node_manager.cc
@@ -6,6 +6,7 @@
 
 #include "base/logging.h"
 #include "mojo/public/interfaces/service_provider/service_provider.mojom.h"
+#include "mojo/services/view_manager/view.h"
 #include "mojo/services/view_manager/view_manager_connection.h"
 #include "ui/aura/env.h"
 
@@ -197,6 +198,11 @@ void RootNodeManager::OnNodeViewReplaced(const Node* node,
   ProcessNodeViewReplaced(node, new_view, old_view);
 }
 
+void RootNodeManager::OnViewInputEvent(const View* view,
+                                       const ui::Event* event) {
+  GetConnection(view->id().connection_id)->ProcessViewInputEvent(view, event);
+}
+
 }  // namespace service
 }  // namespace view_manager
 }  // namespace mojo