Instant: Rename 'preview' to 'overlay'

chrome/browser/instant/instant_loader.cc

 // Copyright 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/instant/instant_loader.h"
 
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/extensions/api/web_navigation/web_navigation_api.h"
 #include "chrome/browser/favicon/favicon_tab_helper.h"
 #include "chrome/browser/history/history_tab_helper.h"
@@ skipping 67 matching lines @@
   BlockedContentTabHelper::FromWebContents(contents())->
       SetAllContentsBlocked(true);
   TabSpecificContentSettings::CreateForWebContents(contents());
   TabSpecificContentSettings::FromWebContents(contents())->
       SetPopupsBlocked(true);
 
   // A tab helper to catch prerender content swapping shenanigans.
   CoreTabHelper::CreateForWebContents(contents());
   CoreTabHelper::FromWebContents(contents())->set_delegate(this);
 
-  // Tab helpers used when committing a preview.
+  // Tab helpers used when committing an overlay.
   chrome::search::SearchTabHelper::CreateForWebContents(contents());
   HistoryTabHelper::CreateForWebContents(contents());
 
   // Observers.
   extensions::WebNavigationTabObserver::CreateForWebContents(contents());
 
   // Favicons, required by the Task Manager.
   FaviconTabHelper::CreateForWebContents(contents());
 
   // And some flat-out paranoia.
@@ skipping 108 matching lines @@
 
 bool InstantLoader::OnGoToEntryOffset(int /* offset */) {
   return false;
 }
 
 content::WebContents* InstantLoader::OpenURLFromTab(
     content::WebContents* source,
     const content::OpenURLParams& params) {
   return delegate_->OpenURLFromTab(source, params);
 }