Add scheme to HostZoomMap

chrome/browser/ui/toolbar/wrench_menu_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/toolbar/wrench_menu_model.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/command_line.h"
@@ skipping 704 matching lines @@
   int zoom_percent = 100;
   if (browser_->tab_strip_model()->GetActiveWebContents()) {
     zoom_percent =
         browser_->tab_strip_model()->GetActiveWebContents()->GetZoomPercent(
             &enable_increment, &enable_decrement);
   }
   zoom_label_ = l10n_util::GetStringFUTF16(
       IDS_ZOOM_PERCENT, base::IntToString16(zoom_percent));
 }
 
-void WrenchMenuModel::OnZoomLevelChanged(const std::string& host) {
+void WrenchMenuModel::OnZoomLevelChanged(
+    const content::HostZoomMap::ZoomLevelChange& change) {
   UpdateZoomControls();
 }