bookmarks: Move BookmarkModelObserver into 'bookmarks' namespace.

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

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_EDITOR_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_EDITOR_VIEW_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 33 matching lines @@
 //
 // To use BookmarkEditorView invoke the static show method.
 
 class BookmarkEditorView : public BookmarkEditor,
                            public views::ButtonListener,
                            public views::TreeViewController,
                            public views::DialogDelegateView,
                            public views::TextfieldController,
                            public views::ContextMenuController,
                            public ui::SimpleMenuModel::Delegate,
-                           public BookmarkModelObserver {
+                           public bookmarks::BookmarkModelObserver {
  public:
   // Type of node in the tree. Public purely for testing.
   typedef ui::TreeNodeWithValue<int64> EditorNode;
 
   // Model for the TreeView. Trivial subclass that doesn't allow titles with
   // empty strings. Public purely for testing.
   class EditorTreeModel : public ui::TreeNodeModel<EditorNode> {
    public:
     explicit EditorTreeModel(EditorNode* root)
         : ui::TreeNodeModel<EditorNode>(root) {}
@@ skipping 54 matching lines @@
                               const gfx::Point& point,
                               ui::MenuSourceType source_type) override;
 
  private:
   friend class BookmarkEditorViewTest;
 
   // Creates the necessary sub-views, configures them, adds them to the layout,
   // and requests the entries to display from the database.
   void Init();
 
-  // BookmarkModel observer methods. Any structural change results in
-  // resetting the tree model.
+  // bookmarks::BookmarkModelObserver:
+  // Any structural change results in resetting the tree model.
   void BookmarkModelLoaded(BookmarkModel* model, bool ids_reassigned) override {
   }
   void BookmarkNodeMoved(BookmarkModel* model,
                          const BookmarkNode* old_parent,
                          int old_index,
                          const BookmarkNode* new_parent,
                          int new_index) override;
   void BookmarkNodeAdded(BookmarkModel* model,
                          const BookmarkNode* parent,
                          int index) override;
@@ skipping 121 matching lines @@
   // Is the tree shown?
   bool show_tree_;
 
   // List of deleted bookmark folders.
   std::vector<int64> deletes_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkEditorView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_EDITOR_VIEW_H_