Update from https://crrev.com/320343

gpu/command_buffer/client/BUILD.gn

 # Copyright (c) 2013 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.
 
 source_set("client") {
   sources = [
     "cmd_buffer_helper.cc",
     "cmd_buffer_helper.h",
     "fenced_allocator.cc",
     "fenced_allocator.h",
@@ skipping 179 matching lines @@
   configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
 
   deps = [
     ":client",
     ":gles2_interface",
     "//base",
     "//base/third_party/dynamic_annotations",
     "//gpu/command_buffer/common",
   ]
 }
+
+# GYP version: gpu/gpu.gyp:gles2_c_lib_nocheck
+# Same as gles2_c_lib except with no parameter checking. Required for
+# OpenGL ES 2.0 conformance tests.
+component("gles2_c_lib_nocheck") {
+  sources = gles2_c_lib_source_files
+
+  defines = [
+    "GLES2_C_LIB_IMPLEMENTATION",
+    "GLES2_CONFORMANCE_TESTS=1",
+  ]
+  deps = [
+    ":client",
+    ":gles2_implementation_no_check",
+    ":gles2_interface",
+    "//base",
+    "//base/third_party/dynamic_annotations",
+    "//gpu/command_buffer/common",
+  ]
+}