GitScc.SccProviderService.RefreshProjectGlyphs C# (CSharp) Method

        public async Task RefreshProjectGlyphs(List<IVsSccProject2> projects)
        {

            await ThreadHelper.JoinableTaskFactory.RunAsync(VsTaskRunContext.UIThreadBackgroundPriority,
                async delegate
            {
              // On caller's thread. Switch to main thread (if we're not already there).
              await ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync();

              // Now on UI thread via background priority.
              await Task.Yield();
              foreach (var project in projects)
              {
                  if (project != null)
                  {
                      project.SccGlyphChanged(0, null, null, null);
                  }
                  await Task.Yield();
              }
              // Resumed on UI thread, also via background priority.
                });
        }