mus: Simplify generation of memory-buffer ids.

services/ui/common/generic_shared_memory_id_generator.cc

Index: services/ui/common/generic_shared_memory_id_generator.cc
diff --git a/services/ui/common/generic_shared_memory_id_generator.cc b/services/ui/common/generic_shared_memory_id_generator.cc
deleted file mode 100644
index 76348789b8d1488a97c420cc319de44af38fbb5d..0000000000000000000000000000000000000000
--- a/services/ui/common/generic_shared_memory_id_generator.cc
+++ /dev/null
@@ -1,21 +0,0 @@
-// Copyright 2016 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.
-
-#include "services/ui/common/generic_shared_memory_id_generator.h"
-
-#include "base/atomic_sequence_num.h"
-
-namespace ui {
-namespace {
-
-// Global atomic to generate gpu memory buffer unique IDs.
-base::StaticAtomicSequenceNumber g_next_generic_shared_memory_id;
-
-}  // namespace
-
-gfx::GenericSharedMemoryId GetNextGenericSharedMemoryId() {
-  return gfx::GenericSharedMemoryId(g_next_generic_shared_memory_id.GetNext());
-}
-
-}  // namespace ui