Adds back BookmarkNode::IsVisible. Turns out we want to conditionally

chrome/browser/ui/cocoa/bookmarks/bookmark_bubble_controller.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_bubble_controller.h"
 
 #include "base/mac/mac_util.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/bookmarks/bookmark_utils.h"
@@ skipping 373 matching lines @@
     NSMenu* menu = [button menu];
     NSMenuItem* item = [menu addItemWithTitle:title
                                        action:NULL
                                 keyEquivalent:@""];
     [item setRepresentedObject:[NSValue valueWithPointer:parent]];
     [item setIndentationLevel:indentation];
     ++indentation;
   }
   for (int i = 0; i < parent->child_count(); i++) {
     const BookmarkNode* child = parent->GetChild(i);
-    if (child->is_folder())
+    if (child->is_folder() && child->IsVisible())
       [self addFolderNodes:child
              toPopUpButton:button
                indentation:indentation];
   }
 }
 
 - (void)setTitle:(NSString*)title parentFolder:(const BookmarkNode*)parent {
   [nameTextField_ setStringValue:title];
   [self setParentFolderSelection:parent];
 }
 
 // Pick a specific parent node in the selection by finding the right
 // pop up button index.
 - (void)setParentFolderSelection:(const BookmarkNode*)parent {
   // Expectation: There is a parent mapping for all items in the
   // folderPopUpButton except the last one ("Choose another folder...").
   NSMenu* menu = [folderPopUpButton_ menu];
   NSValue* parentValue = [NSValue valueWithPointer:parent];
   NSInteger idx = [menu indexOfItemWithRepresentedObject:parentValue];
   DCHECK(idx != -1);
   [folderPopUpButton_ selectItemAtIndex:idx];
 }
 
 - (NSPopUpButton*)folderPopUpButton {
   return folderPopUpButton_;
 }
 
 @end  // implementation BookmarkBubbleController(ExposedForUnitTesting)