Extract GetNodeByID() method from BookmarkModel.

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

 // 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.
 
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_controller.h"
 
 #include "base/mac/bundle_locations.h"
 #include "base/mac/mac_util.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/bookmarks/bookmark_node_data.h"
 #include "chrome/browser/bookmarks/bookmark_stats.h"
+#include "chrome/browser/bookmarks/bookmark_utils.h"
 #include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/themes/theme_properties.h"
 #include "chrome/browser/themes/theme_service.h"
 #import "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/browser/ui/bookmarks/bookmark_editor.h"
 #include "chrome/browser/ui/bookmarks/bookmark_utils.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/chrome_pages.h"
@@ skipping 992 matching lines @@
 // Example: for a bookmark named "Moma" or "SFGate", it is one pixel
 // too small.  For "FBL" it is 2 pixels too small.
 // For a bookmark named "SFGateFooWoo", it is just fine.
 - (CGFloat)widthForBookmarkButtonCell:(NSCell*)cell {
   CGFloat desired = [cell cellSize].width + 2;
   return std::min(desired, bookmarks::kDefaultBookmarkWidth);
 }
 
 - (IBAction)openBookmarkMenuItem:(id)sender {
   int64 tag = [self nodeIdFromMenuTag:[sender tag]];
-  const BookmarkNode* node = bookmarkModel_->GetNodeByID(tag);
+  const BookmarkNode* node = GetBookmarkNodeByID(bookmarkModel_, tag);
   WindowOpenDisposition disposition =
       ui::WindowOpenDispositionFromNSEvent([NSApp currentEvent]);
   [self openURL:node->url() disposition:disposition];
 }
 
 // For the given root node of the bookmark bar, show or hide (as
 // appropriate) the "no items" container (text which says "bookmarks
 // go here").
 - (void)showOrHideNoItemContainerForNode:(const BookmarkNode*)node {
   BOOL hideNoItemWarning = !node->empty();
@@ skipping 1641 matching lines @@
 - (id<BookmarkButtonControllerProtocol>)controllerForNode:
     (const BookmarkNode*)node {
   // See if it's in the bar, then if it is in the hierarchy of visible
   // folder menus.
   if (bookmarkModel_->bookmark_bar_node() == node)
     return self;
   return [folderController_ controllerForNode:node];
 }
 
 @end