Comment 19 for bug 1948052

These log messages from chrome://gpu are probably relevant:

[14846:14846:0214/054358.968962:ERROR:sandbox_linux.cc(377)] :
InitializeSandbox() called with multiple threads in process
gpu-process.
  *
[14846:14846:0214/054359.464803:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054359.465038:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054359.857560:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054359.857693:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054400.303862:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054400.303984:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054400.596640:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054400.596801:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054401.785676:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054401.785876:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054401.849102:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054401.849361:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054401.943844:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054401.944382:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14884:0214/054412.777490:ERROR:node_controller.cc(585)] : Trying
to re-add dropped peer 70D0864B25B51522.5F03A3A27A983166
  *
[14846:14884:0214/054425.252779:ERROR:node_controller.cc(585)] : Trying
to re-add dropped peer F09CA60EB907F115.56B37661990A293B
  *
[14846:14846:0214/054432.328708:ERROR:gl_surface_presentation_helper.cc(260)]
: GetVSyncParametersIfAvailable() failed for 1 times!
  *
[14846:14846:0214/054432.346973:ERROR:gl_surface_presentation_helper.cc(260)]
: GetVSyncParametersIfAvailable() failed for 2 times!
  *
[14846:14846:0214/054434.134455:ERROR:gl_surface_presentation_helper.cc(260)]
: GetVSyncParametersIfAvailable() failed for 3 times!
  *
[14846:14884:0214/054435.236670:ERROR:node_controller.cc(585)] : Trying
to re-add dropped peer 9C0BA2574A447F7A.413C17F2E17067BB
  *
[14846:14884:0214/054442.726324:ERROR:node_controller.cc(585)] : Trying
to re-add dropped peer F3F448E7C9D29364.2FEAAC234AF50AC6
  *
[14846:14846:0214/054443.266453:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054443.266655:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14884:0214/054456.701169:ERROR:node_controller.cc(585)] : Trying
to re-add dropped peer 8D4BEC829F6527A6.F6F701678873F7BA
  *
[14846:14884:0214/054456.703546:ERROR:node_controller.cc(585)] : Trying
to re-add dropped peer CCA0665A1580331.BC1728A93D91B3F4
  *
[14846:14884:0214/054457.160946:ERROR:node_controller.cc(585)] : Trying
to re-add dropped peer BE5DEFB0120BC992.AA30F90B9D664F4
  *
[14846:14846:0214/054635.454820:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054635.455167:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054728.173274:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054728.173414:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054730.016535:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054730.016678:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054746.348160:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054746.348312:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14846:0214/054747.834246:WARNING:angle_platform_impl.cc(49)] :
ProgramGL.cpp:989 (checkLinkStatus): Program link or binary loading
failed with no info log.
  *
[14846:14846:0214/054747.834436:ERROR:shared_context_state.cc(75)] :
Skia shader compilation error ------------------------ Errors: link
failed but did not provide an info log
  *
[14846:14884:0214/054749.802058:ERROR:node_controller.cc(585)] : Trying
to re-add dropped peer 8262F7845E1393B3.5122886470EC2A1E