message: Support MoltenVK extension names in call to vkCreateInstance().
diff: @@ -38,6 +38,10 @@ VkResult VulkanExampleBase::createInstance(bool enableValidation)
  instanceExtensions.push_back(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME);
  #elif defined(__linux__)
  instanceExtensions.push_back(VK_KHR_XCB_SURFACE_EXTENSION_NAME);
  +#elif defined(VK_USE_PLATFORM_IOS_MVK)
  + instanceExtensions.push_back(VK_MVK_IOS_SURFACE_EXTENSION_NAME);
  +#elif defined(VK_USE_PLATFORM_MACOS_MVK)
  + instanceExtensions.push_back(VK_MVK_MACOS_SURFACE_EXTENSION_NAME);
  #endif
  VkInstanceCreateInfo instanceCreateInfo = {};
  