Wire input events through the ViewManagerClient interface.

mojo/services/view_manager/root_node_manager.h

Index: mojo/services/view_manager/root_node_manager.h
diff --git a/mojo/services/view_manager/root_node_manager.h b/mojo/services/view_manager/root_node_manager.h
index 001e3b2ac538160c6cfd6a47772468548ddf1ed7..df61a18fda188c660d134b28b3cb53a57e8b62c3 100644
--- a/mojo/services/view_manager/root_node_manager.h
+++ b/mojo/services/view_manager/root_node_manager.h
@@ -95,6 +95,7 @@ class MOJO_VIEW_MANAGER_EXPORT RootNodeManager : public NodeDelegate {
   void ProcessNodeViewReplaced(const Node* node,
                                const View* new_view_id,
                                const View* old_view_id);
+  void ProcessViewInputEvent(const View* view, const ui::Event* event);
   void ProcessNodeDeleted(const NodeId& node);
   void ProcessViewDeleted(const ViewId& view);
 
@@ -130,6 +131,8 @@ class MOJO_VIEW_MANAGER_EXPORT RootNodeManager : public NodeDelegate {
   virtual void OnNodeViewReplaced(const Node* node,
                                   const View* new_view,
                                   const View* old_view) OVERRIDE;
+  virtual void OnViewInputEvent(const View* view,
+                                const ui::Event* event) OVERRIDE;
 
   Context context_;