Extract GetNodeByID() method from BookmarkModel.

chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_view.mm

 // Copyright (c) 2011 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.
 
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_view.h"
 
 #include "chrome/browser/bookmarks/bookmark_pasteboard_helper_mac.h"
+#include "chrome/browser/bookmarks/bookmark_utils.h"
 #include "chrome/browser/profiles/profile.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_folder_target.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #include "content/public/browser/user_metrics.h"
 
 using base::UserMetricsAction;
 
 #import "third_party/mozilla/NSPasteboard+Utils.h"
 
@@ skipping 136 matching lines @@
 
     // If we're dragging from one profile to another, disallow moving (only
     // allow copying). Each profile has its own bookmark model, so one way to
     // check whether we are dragging across profiles is to see if the
     // |BookmarkNode| corresponding to |button| exists in this profile. If it
     // does, we're dragging within a profile; otherwise, we're dragging across
     // profiles.
     const BookmarkModel* const model = [[self controller] bookmarkModel];
     const BookmarkNode* const source_node = [button bookmarkNode];
     const BookmarkNode* const target_node =
-        model->GetNodeByID(source_node->id());
+        GetBookmarkNodeByID(model, source_node->id());
 
     BOOL copy =
         !([info draggingSourceOperationMask] & NSDragOperationMove) ||
         (source_node != target_node);
     doDrag = [[self controller] dragButton:button
                                         to:[info draggingLocation]
                                       copy:copy];
     content::RecordAction(UserMetricsAction("BookmarkBarFolder_DragEnd"));
   }
   return doDrag;
@@ skipping 24 matching lines @@
     [dropIndicator_ setBorderType:NSLineBorder];
     [dropIndicator_ setAlphaValue:0.85];
     [self addSubview:dropIndicator_];
   } else {
     [dropIndicator_ removeFromSuperview];
     dropIndicator_.reset();
   }
 }
 
 @end