Implemented new fence syncs which replaces the old sync points.

gpu/BUILD.gn

 # 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.
 
 # GYP-to-GN project mappings:
 #
 #  gpu.gyp:command_buffer_client => //gpu/command_buffer/client
 #
 #  gpu.gyp:command_buffer_common => //gpu/command_buffer/common
 #
@@ skipping 244 matching lines @@
     "command_buffer/service/mocks.cc",
     "command_buffer/service/mocks.h",
     "command_buffer/service/path_manager_unittest.cc",
     "command_buffer/service/program_cache_unittest.cc",
     "command_buffer/service/program_manager_unittest.cc",
     "command_buffer/service/query_manager_unittest.cc",
     "command_buffer/service/renderbuffer_manager_unittest.cc",
     "command_buffer/service/shader_manager_unittest.cc",
     "command_buffer/service/shader_translator_cache_unittest.cc",
     "command_buffer/service/shader_translator_unittest.cc",
+    "command_buffer/service/sync_point_manager_unittest.cc",
     "command_buffer/service/test_helper.cc",
     "command_buffer/service/test_helper.h",
     "command_buffer/service/texture_manager_unittest.cc",
     "command_buffer/service/transfer_buffer_manager_unittest.cc",
     "command_buffer/service/valuebuffer_manager_unittest.cc",
     "command_buffer/service/vertex_array_manager_unittest.cc",
     "command_buffer/service/vertex_attrib_manager_unittest.cc",
     "config/gpu_blacklist_unittest.cc",
     "config/gpu_control_list_entry_unittest.cc",
     "config/gpu_control_list_number_info_unittest.cc",
@@ skipping 65 matching lines @@
 }
 
 # TODO(GYP): Delete this after we've converted everything to GN.
 # The _run targets exist only for compatibility w/ GYP.
 group("angle_end2end_tests_run") {
   testonly = true
   deps = [
     "//third_party/angle/src/tests:angle_end2end_tests",
   ]
 }