Extract GetNodeByID() method from BookmarkModel.

chrome/browser/ui/views/bookmarks/bookmark_editor_view.cc

Index: chrome/browser/ui/views/bookmarks/bookmark_editor_view.cc
diff --git a/chrome/browser/ui/views/bookmarks/bookmark_editor_view.cc b/chrome/browser/ui/views/bookmarks/bookmark_editor_view.cc
index ecac9bfa4e75e8fd2ca7b16a0603fbfc238e3e2c..78fa83b9c8c5106b2c1e4269090f5aedee2d521e 100644
--- a/chrome/browser/ui/views/bookmarks/bookmark_editor_view.cc
+++ b/chrome/browser/ui/views/bookmarks/bookmark_editor_view.cc
@@ -208,7 +208,8 @@ void BookmarkEditorView::ExecuteCommand(int command_id, int event_flags) {
     if (!node)
       return;
     if (node->value != 0) {
-      const BookmarkNode* b_node = bb_model_->GetNodeByID(node->value);
+      const BookmarkNode* b_node =
+          bookmark_utils::GetNodeByID(bb_model_, node->value);
       if (!b_node->empty() &&
           !chrome::ConfirmDeleteBookmarkNode(b_node,
             GetWidget()->GetNativeWindow())) {
@@ -608,8 +609,11 @@ void BookmarkEditorView::UpdateExpandedNodes(
   if (!tree_view_->IsExpanded(editor_node))
     return;
 
-  if (editor_node->value != 0)  // The root is 0
-    expanded_nodes->insert(bb_model_->GetNodeByID(editor_node->value));
+  // The root is 0.
+  if (editor_node->value != 0) {
+    expanded_nodes->insert(
+        bookmark_utils::GetNodeByID(bb_model_, editor_node->value));
+  }
   for (int i = 0; i < editor_node->child_count(); ++i)
     UpdateExpandedNodes(editor_node->GetChild(i), expanded_nodes);
 }