BookmarkClient can add extra nodes to BookmarkModel.

chrome/browser/bookmarks/chrome_bookmark_client.h

Index: chrome/browser/bookmarks/chrome_bookmark_client.h
diff --git a/chrome/browser/bookmarks/chrome_bookmark_client.h b/chrome/browser/bookmarks/chrome_bookmark_client.h
index bf079d7e234f6357a993402f6f69aee5a9970c77..8bab8acf6a98a4b551398b843eb5b81c57b03fd4 100644
--- a/chrome/browser/bookmarks/chrome_bookmark_client.h
+++ b/chrome/browser/bookmarks/chrome_bookmark_client.h
@@ -9,6 +9,7 @@
 #include "components/bookmarks/browser/base_bookmark_model_observer.h"
 #include "components/bookmarks/browser/bookmark_client.h"
 #include "components/keyed_service/core/keyed_service.h"
+#include "components/policy/core/browser/managed_bookmarks_tracker.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
@@ -28,6 +29,12 @@ class ChromeBookmarkClient : public BookmarkClient,
   // Returns the BookmarkModel that corresponds to this ChromeBookmarkClient.
   BookmarkModel* model() { return model_.get(); }
 
+  // Returns the managed_node.
+  const BookmarkNode* managed_node() { return managed_node_; }
+
+  // Returns true if the given node belongs to the managed bookmarks tree.
+  bool IsAManagedNode(const BookmarkNode* node);
+
   // BookmarkClient:
   virtual bool PreferTouchIcon() OVERRIDE;
   virtual base::CancelableTaskTracker::TaskId GetFaviconImageForURL(
@@ -40,8 +47,15 @@ class ChromeBookmarkClient : public BookmarkClient,
   virtual void GetTypedCountForNodes(
       const NodeSet& nodes,
       NodeTypedCountPairs* node_typed_count_pairs) OVERRIDE;
-  virtual bool IsPermanentNodeVisible(int node_type) OVERRIDE;
+  virtual bool IsPermanentNodeVisible(const BookmarkNode* node) OVERRIDE;
   virtual void RecordAction(const base::UserMetricsAction& action) OVERRIDE;
+  virtual bookmarks::LoadExtraCallback GetLoadExtraNodesCallback() OVERRIDE;
+  virtual void ExtraNodesLoaded(
+      const std::vector<BookmarkPermanentNode*>& extra_nodes) OVERRIDE;
+  virtual bool CanRemoveNode(const BookmarkNode* node) OVERRIDE;
+  virtual bool CanSetTitle(const BookmarkNode* permanent_node) OVERRIDE;
+  virtual bool CanSyncNode(const BookmarkNode* node) OVERRIDE;
+  virtual bool CanReorderChildren(const BookmarkNode* parent) OVERRIDE;
 
   // content::NotificationObserver:
   virtual void Observe(int type,
@@ -62,6 +76,17 @@ class ChromeBookmarkClient : public BookmarkClient,
   virtual void BookmarkAllNodesRemoved(
       BookmarkModel* model,
       const std::set<GURL>& removed_urls) OVERRIDE;
+  virtual void BookmarkModelLoaded(BookmarkModel* model,
+                                   bool ids_reassigned) OVERRIDE;
+
+  // Helper for GetLoadExtraNodesCallback().
+  static bookmarks::BookmarkPermanentNodeList LoadExtraNodes(
+      scoped_ptr<base::ListValue> initial_managed_bookmarks,
+      int64* next_node_id);
+
+  // Returns the management domain that configured the managed bookmarks,
+  // or an empty string.
+  std::string GetManagedBookmarksDomain();
 
   Profile* profile_;
 
@@ -69,6 +94,9 @@ class ChromeBookmarkClient : public BookmarkClient,
 
   scoped_ptr<BookmarkModel> model_;
 
+  policy::ManagedBookmarksTracker managed_bookmarks_tracker_;
+  BookmarkPermanentNode* managed_node_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromeBookmarkClient);
 };