browser_tests failing on 2 builders

Builders failed on: 
- Win10 Tests x64: 
  https://build.chromium.org/p/chromium.win/builders/Win10%20Tests%20x64
- Win7 Tests (dbg)(1): 
  https://build.chromium.org/p/chromium.win/builders/Win7%20Tests%20%28dbg%29%281%29

The failing tests contain the following error message:

[5088:604:0911/105614.023:ERROR:direct_composition_surface_win.cc(1095)] Failing to detect HDR, couldn't retrieve D3D11 device from ANGLE.
[5088:604:0911/105614.067:INFO:media_foundation_video_encode_accelerator_win.cc(335)] Windows versions earlier than 8 are not supported.