Delete CC.

cc/surfaces/surface_id_allocator.cc

Index: cc/surfaces/surface_id_allocator.cc
diff --git a/cc/surfaces/surface_id_allocator.cc b/cc/surfaces/surface_id_allocator.cc
deleted file mode 100644
index af9e91bd5c217b2c529c2b98f97ade153c15abae..0000000000000000000000000000000000000000
--- a/cc/surfaces/surface_id_allocator.cc
+++ /dev/null
@@ -1,24 +0,0 @@
-// Copyright 2014 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 "cc/surfaces/surface_id_allocator.h"
-
-namespace cc {
-
-SurfaceIdAllocator::SurfaceIdAllocator(uint32_t id_namespace)
-    : id_namespace_(id_namespace), next_id_(1u) {
-}
-
-SurfaceId SurfaceIdAllocator::GenerateId() {
-  SurfaceId id(static_cast<uint64_t>(id_namespace_) << 32 | next_id_);
-  next_id_++;
-  return id;
-}
-
-// static
-uint32_t SurfaceIdAllocator::NamespaceForId(SurfaceId id) {
-  return id.id >> 32;
-}
-
-}  // namespace cc