message: Pass shared context on Windows to wglCreateContextAttribs
diff: @@ -119,7 +119,7 @@ Driver* PlatformWGL::createDriver(void* const sharedGLContext) noexcept {
  PFNWGLCREATECONTEXTATTRIBSARBPROC wglCreateContextAttribs =
  (PFNWGLCREATECONTEXTATTRIBSARBPROC) wglGetProcAddress("wglCreateContextAttribsARB");
  - mContext = wglCreateContextAttribs(whdc, nullptr, attribs);
  + mContext = wglCreateContextAttribs(whdc, (HGLRC) sharedGLContext, attribs);
  if (!mContext) {
  utils::slog.e << "wglCreateContextAttribs() failed, whdc=" << whdc << utils::io::endl;
  goto error;
  