Remove pause badge from notification icon

This cl removes the pause badge from the notification icon for
per app time limits on chrome os.

Bug: 1076207
Change-Id: Ic4a779006b7edcc4ecf0b0b3ec46b12572030d81
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2218553
Commit-Queue: Yilkal Abe <yilkal@chromium.org>
Reviewed-by: Aga Wronska <agawronska@chromium.org>
Reviewed-by: Nancy Wang <nancylingwang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#772354}

chrome/browser/chromeos/child_accounts/time_limits/app_service_wrapper.cc

@@ -160,8 +160,8 @@ void AppServiceWrapper::GetAppIcon(
   const std::string app_service_id = AppServiceIdFromAppId(app_id, profile_);
   DCHECK(!app_service_id.empty());
 
-  proxy->LoadIcon(
-      app_id.app_type(), app_service_id,
+  proxy->LoadIconFromIconKey(
+      app_id.app_type(), app_service_id, apps::mojom::IconKey::New(),
       apps::mojom::IconCompression::kUncompressed, size_hint_in_dp,
       /* allow_placeholder_icon */ false,
       base::BindOnce(