<webview>: Correctly shift focus between WebContents.

content/browser/frame_host/frame_tree.cc

Index: content/browser/frame_host/frame_tree.cc
diff --git a/content/browser/frame_host/frame_tree.cc b/content/browser/frame_host/frame_tree.cc
index b51cee42ad2b89ec8358903d699dce0f512aa46a..48bc7137a28d3d1ac05ad886dad4fc2da386a0a0 100644
--- a/content/browser/frame_host/frame_tree.cc
+++ b/content/browser/frame_host/frame_tree.cc
@@ -264,18 +264,6 @@ void FrameTree::SetFocusedFrame(FrameTreeNode* node, SiteInstance* source) {
   if (node == GetFocusedFrame())
     return;
 
-  if (!node) {
-    // TODO(avallee): https://crbug.com/614463 Notify proxies here once
-    // <webview> supports oopifs inside itself.
-    if (GetFocusedFrame())
-      GetFocusedFrame()->current_frame_host()->ClearFocusedFrame();
-    focused_frame_tree_node_id_ = FrameTreeNode::kFrameTreeNodeInvalidId;
-
-    // TODO(avallee): https://crbug.com/610795 This line is not sufficient to
-    // make the test pass. There seems to be no focus change events generated.
-    root()->current_frame_host()->UpdateAXTreeData();
-    return;
-  }
 
   std::set<SiteInstance*> frame_tree_site_instances =
       CollectSiteInstances(this);