Remove ExtensionService::extension_prefs()

chrome/browser/ui/app_list/extension_app_item.cc

Index: chrome/browser/ui/app_list/extension_app_item.cc
diff --git a/chrome/browser/ui/app_list/extension_app_item.cc b/chrome/browser/ui/app_list/extension_app_item.cc
index 5cda17a54906576808f6a87b0beb730859238b7a..dc2eb25493031d270d715d03e2a5eda59b05b166 100644
--- a/chrome/browser/ui/app_list/extension_app_item.cc
+++ b/chrome/browser/ui/app_list/extension_app_item.cc
@@ -101,9 +101,7 @@ class RoundedCornersImageSource : public gfx::CanvasImageSource {
 };
 
 extensions::AppSorting* GetAppSorting(Profile* profile) {
-  ExtensionService* service =
-      extensions::ExtensionSystem::Get(profile)->extension_service();
-  return service->extension_prefs()->app_sorting();
+  return extensions::ExtensionPrefs::Get(profile)->app_sorting();
 }
 
 const color_utils::HSL shift = {-1, 0, 0.6};
@@ -194,7 +192,8 @@ void ExtensionAppItem::Move(const ExtensionAppItem* prev,
 
   ExtensionService* service =
       extensions::ExtensionSystem::Get(profile_)->extension_service();
-  extensions::AppSorting* sorting = service->extension_prefs()->app_sorting();
+  extensions::ExtensionPrefs* prefs = extensions::ExtensionPrefs::Get(profile_);
+  extensions::AppSorting* sorting = GetAppSorting(profile_);
 
   syncer::StringOrdinal page;
   std::string prev_id, next_id;
@@ -211,7 +210,7 @@ void ExtensionAppItem::Move(const ExtensionAppItem* prev,
     if (page.Equals(sorting->GetPageOrdinal(next->extension_id())))
       next_id = next->extension_id();
   }
-  service->extension_prefs()->SetAppDraggedByUser(extension_id_);
+  prefs->SetAppDraggedByUser(extension_id_);
   sorting->SetPageOrdinal(extension_id_, page);
   service->OnExtensionMoved(extension_id_, prev_id, next_id);
   UpdatePositionFromExtensionOrdering();