[NTP] Allow reordering of apps via drag and drop.

chrome/browser/extensions/extension_service.cc

Index: chrome/browser/extensions/extension_service.cc
diff --git a/chrome/browser/extensions/extension_service.cc b/chrome/browser/extensions/extension_service.cc
index 4651a3db7c28ff95a6513f76105b1b1f5f127b43..d0ec89bbe499b2db1e1f20832ec22dac8320cb06 100644
--- a/chrome/browser/extensions/extension_service.cc
+++ b/chrome/browser/extensions/extension_service.cc
@@ -1786,6 +1786,17 @@ const Extension* ExtensionService::GetWebStoreApp() {
   return GetExtensionById(extension_misc::kWebStoreAppId, false);
 }
 
+void ExtensionService::SetAppLauncherOrder(

[Aaron Boodman, 2011/01/22 23:42:57]

This method seems like it makes more sense directly in ExtensionPrefs to me.

[jstritar, 2011/01/24 01:00:42]

Done.

+    const std::vector<std::string>& extension_ids) {
+  for (size_t i = 0; i < extension_ids.size(); ++i)
+    extension_prefs_->SetAppLaunchIndex(extension_ids.at(i), i);
+
+  NotificationService::current()->Notify(
+      NotificationType::EXTENSION_LAUNCHER_REORDERED,
+      Source<Profile>(profile_),
+      NotificationService::NoDetails());
+}
+
 const Extension* ExtensionService::GetExtensionByURL(const GURL& url) {
   return url.scheme() != chrome::kExtensionScheme ? NULL :
       GetExtensionById(url.host(), false);