Remove FOR_EACH_OBSERVER macro usage in chrome/browser/ui

chrome/browser/ui/bookmarks/recently_used_folders_combo_model.cc

 // 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.
 
 #include "chrome/browser/ui/bookmarks/recently_used_folders_combo_model.h"
 
 #include <stddef.h>
 
 #include "chrome/grit/generated_resources.h"
 #include "components/bookmarks/browser/bookmark_model.h"
@@ skipping 158 matching lines @@
   for (std::vector<Item>::iterator i = items_.begin();
        i != items_.end();) {
     if (i->type == Item::TYPE_NODE && i->node->HasAncestor(node)) {
       i = items_.erase(i);
       changed = true;
     } else {
       ++i;
     }
   }
   if (changed) {
-    FOR_EACH_OBSERVER(ui::ComboboxModelObserver, observers_,
-                      OnComboboxModelChanged(this));
+    for (ui::ComboboxModelObserver& observer : observers_)
+      observer.OnComboboxModelChanged(this);
   }
 }
 
 void RecentlyUsedFoldersComboModel::BookmarkNodeRemoved(
     BookmarkModel* model,
     const BookmarkNode* parent,
     int old_index,
     const BookmarkNode* node,
     const std::set<GURL>& removed_urls) {}
 
@@ skipping 22 matching lines @@
        i != items_.end();) {
     if (i->type == Item::TYPE_NODE &&
         !bookmark_model_->is_permanent_node(i->node)) {
       i = items_.erase(i);
       changed = true;
     } else {
       ++i;
     }
   }
   if (changed) {
-    FOR_EACH_OBSERVER(ui::ComboboxModelObserver, observers_,
-                      OnComboboxModelChanged(this));
+    for (ui::ComboboxModelObserver& observer : observers_)
+      observer.OnComboboxModelChanged(this);
   }
 }
 
 void RecentlyUsedFoldersComboModel::MaybeChangeParent(
     const BookmarkNode* node,
     int selected_index) {
   if (items_[selected_index].type != Item::TYPE_NODE)
     return;
 
   const BookmarkNode* new_parent = GetNodeAt(selected_index);
@@ skipping 10 matching lines @@
   return items_[index].node;
 }
 
 void RecentlyUsedFoldersComboModel::RemoveNode(const BookmarkNode* node) {
   std::vector<Item>::iterator it = std::find(items_.begin(),
                                              items_.end(),
                                              Item(node, Item::TYPE_NODE));
   if (it != items_.end())
     items_.erase(it);
 }