https://ci.chromium.org/buildbot/tryserver.chromium.win/win7_chromium_rel_ng/79272

Not much useful in the log:

[ RUN      ] SitePerProcessMouseWheelBrowserTest.SubframeWheelEventsOnMainThread
DevTools listening on ws://127.0.0.1:50081/devtools/browser/ad735960-bef0-4364-9da9-6308f55125e2
[5520:13132:0111/174443.292:INFO:media_foundation_video_encode_accelerator_win.cc(370)] Windows versions earlier than 8 are not supported.
[5732:10976:0111/174443.448:WARNING:render_frame_host_impl.cc(2695)] OnDidStopLoading was called twice.
[5732:10976:0111/174443.543:WARNING:render_frame_host_impl.cc(2695)] OnDidStopLoading was called twice.
[1717/2255] SitePerProcessMouseWheelBrowserTest.SubframeWheelEventsOnMainThread (TIMED OUT)