[Sync] Move some extension-sync-related logic to ExtensionService

chrome/browser/sync/glue/extension_sync_traits.cc

Index: chrome/browser/sync/glue/extension_sync_traits.cc
diff --git a/chrome/browser/sync/glue/extension_sync_traits.cc b/chrome/browser/sync/glue/extension_sync_traits.cc
index f45dabbf3496db017b6ac086fd8b013c2021cae3..d425f91845ce7c0986e722dada5776fb3d06c0d8 100644
--- a/chrome/browser/sync/glue/extension_sync_traits.cc
+++ b/chrome/browser/sync/glue/extension_sync_traits.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -57,24 +57,6 @@ bool GetExtensionSpecificsFromEntity(
   return true;
 }
 
-bool IsSyncableExtension(Extension::Type type, const GURL& update_url) {
-  switch (type) {
-    case Extension::TYPE_EXTENSION:
-      return true;
-    case Extension::TYPE_USER_SCRIPT:
-      // We only want to sync user scripts with update URLs.
-      return !update_url.is_empty();
-    default:
-      return false;
-  }
-}
-
-bool IsValidAndSyncableExtension(const Extension& extension) {
-  return
-      IsExtensionValid(extension) &&
-      IsSyncableExtension(extension.GetType(), extension.update_url());
-}
-
 bool IsExtensionUninstall(
     const UninstalledExtensionInfo& uninstalled_extension_info) {
   return IsSyncableExtension(uninstalled_extension_info.extension_type,
@@ -120,17 +102,6 @@ bool GetExtensionSpecificsFromEntityOfApp(
   return true;
 }
 
-bool IsSyncableApp(Extension::Type type) {
-  return
-      (type == Extension::TYPE_HOSTED_APP) ||
-      (type == Extension::TYPE_PACKAGED_APP);
-}
-
-bool IsValidAndSyncableApp(
-    const Extension& extension) {
-  return IsExtensionValid(extension) && IsSyncableApp(extension.GetType());
-}
-
 bool IsAppUninstall(
     const UninstalledExtensionInfo& uninstalled_extension_info) {
   return IsSyncableApp(uninstalled_extension_info.extension_type);