message: Fix shutdown order for GL test context & window
diff: @@ -66,8 +66,8 @@ void OpenGLGraphicsTest::Shutdown()
  for(GLuint p : managedResources.progs)
  glDeleteProgram(p);
  - delete mainWindow;
  DestroyContext(mainContext);
  + delete mainWindow;
  }
  GLuint OpenGLGraphicsTest::MakeProgram(std::string vertSrc, std::string fragSrc, std::string geomSrc)
  