history: use display title, not page title

content/browser/tab_contents/navigation_entry.cc

 // 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.
 
 #include "content/browser/tab_contents/navigation_entry.h"
 
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "content/browser/content_browser_client.h"
 #include "content/browser/site_instance.h"
@@ skipping 54 matching lines @@
 }
 
 NavigationEntry::~NavigationEntry() {
 }
 
 void NavigationEntry::set_site_instance(SiteInstance* site_instance) {
   site_instance_ = site_instance;
 }
 
 const string16& NavigationEntry::GetTitleForDisplay(
-    const std::string& languages) {
+    const std::string& languages) const {
   // Most pages have real titles. Don't even bother caching anything if this is
   // the case.
   if (!title_.empty())
     return title_;
 
   // More complicated cases will use the URLs as the title. This result we will
   // cache since it's more complicated to compute.
   if (!cached_display_title_.empty())
     return cached_display_title_;
 
@@ skipping 12 matching lines @@
       title = title.substr(slashpos + 1);
   }
 
   ui::ElideString(title, content::kMaxTitleChars, &cached_display_title_);
   return cached_display_title_;
 }
 
 bool NavigationEntry::IsViewSourceMode() const {
   return virtual_url_.SchemeIs(chrome::kViewSourceScheme);
 }