Build broken. Seems to be caused by either:
https://chromium-review.googlesource.com/c/chromium/src/+/693617
  or
https://chromium-review.googlesource.com/c/chromium/src/+/695907

Build error below:

../../cc/test/pixel_test.cc:183:17: error: no member named 'enable_color_correct_rasterization' in 'cc::LayerTreeSettings'; did you mean 'enable_oop_rasterization'?
      settings_.enable_color_correct_rasterization,
                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                enable_oop_rasterization
../../cc/trees/layer_tree_settings.h:145:8: note: 'enable_oop_rasterization' declared here
  bool enable_oop_rasterization = false;
       ^
In file included from ../../cc/test/pixel_test.cc:5:
In file included from ../../cc/test/pixel_test.h:5:
In file included from ../../base/files/file_util.h:15:
In file included from ../../buildtools/third_party/libc++/trunk/include/set:389:
In file included from ../../buildtools/third_party/libc++/trunk/include/__tree:16:
../../buildtools/third_party/libc++/trunk/include/memory:3065:32: error: no matching constructor for initialization of 'cc::LayerTreeResourceProvider'
    return unique_ptr<_Tp>(new _Tp(_VSTD::forward<_Args>(__args)...));
                               ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../../cc/test/pixel_test.cc:180:35: note: in instantiation of function template specialization 'std::__1::make_unique<cc::LayerTreeResourceProvider, cc::TestInProcessContextProvider *, cc::TestSharedBitmapManager *, viz::TestGpuMemoryBufferManager *, bool, bool &, viz::ResourceSettings &>' requested here
  child_resource_provider_ = std::make_unique<LayerTreeResourceProvider>(
                                  ^
../../cc/resources/layer_tree_resource_provider.h:20:3: note: candidate constructor not viable: requires 5 arguments, but 6 were provided
  LayerTreeResourceProvider(
  ^
../../cc/resources/layer_tree_resource_provider.h:78:28: note: candidate constructor not viable: requires 1 argument, but 6 were provided
  DISALLOW_COPY_AND_ASSIGN(LayerTreeResourceProvider);
                           ^
2 errors generated.
[877/17898] CXX obj/ui/gl/gl_unittest_utils/gl_mock.o
ninja: build stopped: subcommand failed.