View synchronization

mojo/services/public/cpp/view_manager/lib/view_manager_synchronizer.h

Index: mojo/services/public/cpp/view_manager/lib/view_manager_synchronizer.h
diff --git a/mojo/services/public/cpp/view_manager/lib/view_manager_synchronizer.h b/mojo/services/public/cpp/view_manager/lib/view_manager_synchronizer.h
index 7540d1bf22e805507aebb3b7dffa1676eb32f5b2..5d0762bad6c2158af4cb78d8cea2e876c5571a70 100644
--- a/mojo/services/public/cpp/view_manager/lib/view_manager_synchronizer.h
+++ b/mojo/services/public/cpp/view_manager/lib/view_manager_synchronizer.h
@@ -30,11 +30,14 @@ class ViewManagerSynchronizer : public IViewManagerClient {
 
   bool connected() const { return connected_; }
 
-  // API exposed to the node implementation that pushes local changes to the
-  // service.
+  // API exposed to the node/view implementations that pushes local changes to
+  // the service.
   TransportNodeId CreateViewTreeNode();
   void DestroyViewTreeNode(TransportNodeId node_id);
 
+  TransportViewId CreateView();
+  void DestroyView(TransportViewId view_id);
+
   // These methods take TransportIds. For views owned by the current connection,
   // the connection id high word can be zero. In all cases, the TransportId 0x1
   // refers to the root node.
@@ -42,6 +45,9 @@ class ViewManagerSynchronizer : public IViewManagerClient {
   void RemoveChild(TransportNodeId child_id, TransportNodeId parent_id);
 
   bool OwnsNode(TransportNodeId id) const;
+  bool OwnsView(TransportViewId id) const;
+
+  void SetActiveView(TransportNodeId node_id, TransportViewId view_id);
 
  private:
   friend class ViewManagerTransaction;
@@ -58,6 +64,7 @@ class ViewManagerSynchronizer : public IViewManagerClient {
                                   uint32_t old_view_id,
                                   uint32_t change_id) OVERRIDE;
   virtual void OnNodeDeleted(uint32_t node_id, uint32_t change_id) OVERRIDE;
+  virtual void OnViewDeleted(uint32_t view_id, uint32_t change_id) OVERRIDE;
 
   // Called to schedule a sync of the client model with the service after a
   // return to the message loop.