Modify experimental identity flow to display scope descriptions and details.

chrome/browser/ui/webui/ntp/app_launcher_handler.cc

Index: chrome/browser/ui/webui/ntp/app_launcher_handler.cc
diff --git a/chrome/browser/ui/webui/ntp/app_launcher_handler.cc b/chrome/browser/ui/webui/ntp/app_launcher_handler.cc
index 92e6b6f91e9fdc6e1f1295811c4b2ab8f5644257..dd477c57928c155dd1f16774c723b0a7b65cbf16 100644
--- a/chrome/browser/ui/webui/ntp/app_launcher_handler.cc
+++ b/chrome/browser/ui/webui/ntp/app_launcher_handler.cc
@@ -947,7 +947,8 @@ void AppLauncherHandler::InstallUIProceed() {
   if (!extension)
     return;
 
-  extension_service_->GrantPermissionsAndEnableExtension(extension);
+  extension_service_->GrantPermissionsAndEnableExtension(
+      extension, extension_install_ui_->record_oauth2_grant());
 
   // We bounce this off the NTP so the browser can update the apps icon.
   // If we don't launch the app asynchronously, then the app's disabled