gpu: consolidate id_type_traits.h and gpu_command_buffer_traits*

gpu/ipc/common/BUILD.gn

 # 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.
 
 import("//build/config/ui.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 
 group("common") {
   if (is_component_build) {
     public_deps = [
@@ skipping 21 matching lines @@
 source_set("command_buffer_traits_sources") {
   # External code should depend on this via
   # //gpu/ipc/common:command_buffer_traits above rather than depending on this
   # directly or the component build will break.
   visibility = [ "//gpu/*" ]
 
   sources = [
     "gpu_command_buffer_traits.cc",
     "gpu_command_buffer_traits.h",
     "gpu_command_buffer_traits_multi.h",
-    "id_type_traits.h",
   ]
 
   configs += [
     "//gpu:gpu_implementation",
     "//third_party/khronos:khronos_headers",
   ]
 
   public_deps = [
     "//gpu/command_buffer/common:common_sources",
     "//ipc",
@@ skipping 65 matching lines @@
 
 mojom("interfaces") {
   sources = [
     "capabilities.mojom",
     "command_buffer.mojom",
     "mailbox.mojom",
     "mailbox_holder.mojom",
     "sync_token.mojom",
   ]
 }