Merge pull request #41 from hardfist/patch-1

Update implementation-notes.md

Author: bvaughn

content/docs/implementation-notes.md

@@ -750,7 +750,7 @@ We collect DOM operations on children in a list so we can execute them in batch:
       // If we can't update an existing instance, we have to unmount it
       // and mount a new one instead of it.
       if (!canUpdate) {
-        var prevNode = prevChild.node;
+        var prevNode = prevChild.getHostNode();
         prevChild.unmount();
 
         var nextChild = instantiateComponent(nextChildren[i]);
@@ -770,12 +770,12 @@ We collect DOM operations on children in a list so we can execute them in batch:
 
     // Finally, unmount any children that don't exist:
     for (var j = nextChildren.length; j < prevChildren.length; j++) {
-     var prevChild = prevRenderedChildren[j];
-     var node = prevChild.node;
-     prevChild.unmount();
+      var prevChild = prevRenderedChildren[j];
+      var node = prevChild.getHostNode();
+      prevChild.unmount();
 
-     // Record that we need to remove the node
-     operationQueue.push({type: 'REMOVE', node});
+      // Record that we need to remove the node
+      operationQueue.push({type: 'REMOVE', node});
     }
 
     // Point the list of rendered children to the updated version.