Add "UninstallReason" parameter to ExtensionRegistryObserver::OnExtensionUninstalled.

chrome/browser/ui/views/extensions/bookmark_app_bubble_view.cc

Index: chrome/browser/ui/views/extensions/bookmark_app_bubble_view.cc
diff --git a/chrome/browser/ui/views/extensions/bookmark_app_bubble_view.cc b/chrome/browser/ui/views/extensions/bookmark_app_bubble_view.cc
index 8db6baa4c41c35866762c2cbfbb35b91c0e6cf35..11b52782c0978611afd7edba9092547824d65e92 100644
--- a/chrome/browser/ui/views/extensions/bookmark_app_bubble_view.cc
+++ b/chrome/browser/ui/views/extensions/bookmark_app_bubble_view.cc
@@ -208,7 +208,7 @@ void BookmarkAppBubbleView::WindowClosing() {
   if (remove_app_) {
     GetExtensionService(profile_)->UninstallExtension(
         extension_id_,
-        ExtensionService::UNINSTALL_REASON_INSTALL_CANCELED,
+        extensions::UninstalledExtensionInfo::REASON_INSTALL_CANCELED,
         NULL);
   } else {
     ApplyEdits();