cc/blimp: Remove the LayerTreeSettings serialization.

cc/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.
 
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 component("cc") {
   sources = [
     "animation/animation.cc",
@@ skipping 916 matching lines @@
     "trees/layer_tree_host_unittest_damage.cc",
     "trees/layer_tree_host_unittest_occlusion.cc",
     "trees/layer_tree_host_unittest_picture.cc",
     "trees/layer_tree_host_unittest_proxy.cc",
     "trees/layer_tree_host_unittest_record_gpu_histogram.cc",
     "trees/layer_tree_host_unittest_remote_server.cc",
     "trees/layer_tree_host_unittest_scroll.cc",
     "trees/layer_tree_host_unittest_serialization.cc",
     "trees/layer_tree_host_unittest_video.cc",
     "trees/layer_tree_impl_unittest.cc",
-    "trees/layer_tree_settings_unittest.cc",
     "trees/occlusion_tracker_unittest.cc",
     "trees/occlusion_unittest.cc",
     "trees/property_tree_unittest.cc",
     "trees/proxy_common_unittest.cc",
     "trees/tree_synchronizer_unittest.cc",
 
     # Surfaces test files.
     "surfaces/display_scheduler_unittest.cc",
     "surfaces/display_unittest.cc",
     "surfaces/surface_aggregator_unittest.cc",
@@ skipping 88 matching lines @@
     "//ui/gfx/geometry",
     "//ui/gl",
     "//ui/gl:test_support",
   ]
 
   # This target should not require the Chrome executable to run.
   assert_no_deps = [ "//chrome" ]
 }
 # When adding support for isolates, please have a look at run-time dependencies
 # in the cc_unittests_run target in cc_tests.gyp.