Migrate HostZoomMap to live in StoragePartition.

chrome/browser/ui/views/toolbar/wrench_menu.cc

 // Copyright 2013 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/views/toolbar/wrench_menu.h"
 
 #include <algorithm>
 #include <cmath>
 #include <set>
 
@@ skipping 478 matching lines @@
            int decrement_index,
            int increment_index,
            int fullscreen_index)
       : WrenchMenuView(menu, menu_model),
         fullscreen_index_(fullscreen_index),
         increment_button_(NULL),
         zoom_label_(NULL),
         decrement_button_(NULL),
         fullscreen_button_(NULL),
         zoom_label_width_(0) {
-    content_zoom_subscription_ = HostZoomMap::GetForBrowserContext(
-        menu->browser_->profile())->AddZoomLevelChangedCallback(
-            base::Bind(&WrenchMenu::ZoomView::OnZoomLevelChanged,
-                       base::Unretained(this)));
+    content_zoom_subscription_ =
+        content::HostZoomMap::GetDefaultForBrowserContext(
+            menu->browser_->profile())
+            ->AddZoomLevelChangedCallback(
+                base::Bind(&WrenchMenu::ZoomView::OnZoomLevelChanged,
+                           base::Unretained(this)));
 
     browser_zoom_subscription_ = ZoomEventManager::GetForBrowserContext(
         menu->browser_->profile())->AddZoomLevelChangedCallback(
             base::Bind(&WrenchMenu::ZoomView::OnZoomLevelChanged,
                        base::Unretained(this)));
 
     decrement_button_ = CreateButtonWithAccName(
         IDS_ZOOM_MINUS2, InMenuButtonBackground::LEFT_BUTTON,
         decrement_index, IDS_ACCNAME_ZOOM_MINUS2);
 
@@ skipping 749 matching lines @@
                                 0,
                                 BookmarkMenuDelegate::SHOW_PERMANENT_FOLDERS,
                                 BOOKMARK_LAUNCH_LOCATION_WRENCH_MENU);
 }
 
 int WrenchMenu::ModelIndexFromCommandId(int command_id) const {
   CommandIDToEntry::const_iterator ix = command_id_to_entry_.find(command_id);
   DCHECK(ix != command_id_to_entry_.end());
   return ix->second.second;
 }