Normalize chrome://foo/ trailing slashes, ChromeURLHostEquals comparison, RIP dead consts.

chrome/browser/tabs/tab_strip_model.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 "chrome/browser/tabs/tab_strip_model.h"
 
 #include <algorithm>
 #include <map>
 
 #include "base/command_line.h"
@@ skipping 1084 matching lines @@
   if (!IsTabSelected(index)) {
     std::vector<int> indices;
     indices.push_back(index);
     return indices;
   }
   return selection_model_.selected_indices();
 }
 
 bool TabStripModel::IsNewTabAtEndOfTabStrip(
     TabContentsWrapper* contents) const {
-  return LowerCaseEqualsASCII(contents->tab_contents()->GetURL().spec(),
-                              chrome::kChromeUINewTabURL) &&
-      contents == GetContentsAt(count() - 1) &&
+  return contents == GetContentsAt(count() - 1) &&
+      contents->tab_contents()->GetURL() == GURL(chrome::kChromeUINewTabURL) &&
       contents->controller().entry_count() == 1;
 }
 
 bool TabStripModel::InternalCloseTabs(const std::vector<int>& in_indices,
                                       uint32 close_types) {
   if (in_indices.empty())
     return true;
 
   std::vector<int> indices(in_indices);
   bool retval = delegate_->CanCloseContents(&indices);
@@ skipping 192 matching lines @@
 void TabStripModel::ForgetOpenersAndGroupsReferencing(
     const NavigationController* tab) {
   for (TabContentsDataVector::const_iterator i = contents_data_.begin();
        i != contents_data_.end(); ++i) {
     if ((*i)->group == tab)
       (*i)->group = NULL;
     if ((*i)->opener == tab)
       (*i)->opener = NULL;
   }
 }