message: MSAA VSMs seem to now work on Qualcomm h/w
  The bug that prevented them to work has been worked around, but we
  don't know when or how. The original bug still exists as demonstrated
  by our standalone test apk.
  For now, we reenable MSAA VSM on Adreno.
diff: @@ -87,8 +87,14 @@ OpenGLContext::OpenGLContext() noexcept {
  }
  // On Adreno (As of 3/20) timer query seem to return the CPU time, not the GPU time.
  bugs.dont_use_timer_query = true;
  +
  // Blits to texture arrays are failing
  - bugs.disable_sidecar_blit_into_texture_array = true;
  + // This bug doesn't happen anymore, but we don't know why. The standalone sample
  + // app that was written to show this problem still does. We have tested this on
  + // several V@0490.0 on several devices and the problem appears to have gone away.
  + // The working hypthesis is that some other state affects this behavior.
  + bugs.disable_sidecar_blit_into_texture_array = false;
  +
  // early exit condition is flattened in EASU code
  bugs.split_easu = true;
  bugs.invalidate_end_only_if_invalidate_start = true;
  