Separate client surface reference tracking from FrameGenerator.

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("//cc/cc.gni")
 
 cc_component("cc") {
   sources = [
     "blimp/client_picture_cache.h",
@@ skipping 916 matching lines @@
     "animation/animation_unittest.cc",
     "animation/element_animations_unittest.cc",
     "animation/keyframed_animation_curve_unittest.cc",
     "animation/scroll_offset_animation_curve_unittest.cc",
     "animation/transform_operations_unittest.cc",
 
     # Surfaces test files.
     "surfaces/direct_compositor_frame_sink_unittest.cc",
     "surfaces/display_scheduler_unittest.cc",
     "surfaces/display_unittest.cc",
+    "surfaces/embedded_surface_tracker_unittest.cc",
     "surfaces/surface_aggregator_unittest.cc",
     "surfaces/surface_factory_unittest.cc",
     "surfaces/surface_hittest_unittest.cc",
     "surfaces/surface_manager_ref_unittest.cc",
     "surfaces/surface_manager_unittest.cc",
     "surfaces/surface_sequence_generator_unittest.cc",
     "surfaces/surface_unittest.cc",
     "surfaces/surfaces_pixeltest.cc",
 
     # Setup.
@@ skipping 90 matching lines @@
   data = [
     "test/data/",
 
     # Needed for isolate script to execute.
     "//testing/scripts/common.py",
     "//testing/xvfb.py",
     "//testing/scripts/run_gtest_perf_test.py",
     "//tools/perf/generate_legacy_perf_dashboard_json.py",
   ]
 }