Add Xlib support to viewer

tools/viewer/sk_app/win/VulkanWindowContext_win.cpp

 
 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "../VulkanWindowContext.h"
 #include "Window_win.h"
@@ skipping 29 matching lines @@
     VkResult res = createWin32SurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface);
     if (VK_SUCCESS != res) {
         return VK_NULL_HANDLE;
     }
 
     return surface;
 }
 
 // Platform dependant call
 bool VulkanWindowContext::canPresent(VkInstance instance, VkPhysicalDevice physDev,
-                                   uint32_t queueFamilyIndex) {
+                                     uint32_t queueFamilyIndex, void*) {
     static PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR
                                             getPhysicalDeviceWin32PresentationSupportKHR = nullptr;
     if (!getPhysicalDeviceWin32PresentationSupportKHR) {
         getPhysicalDeviceWin32PresentationSupportKHR =
             (PFN_vkGetPhysicalDeviceWin32PresentationSupportKHR) vkGetInstanceProcAddr(instance,
                                                  "vkGetPhysicalDeviceWin32PresentationSupportKHR");
     }
 
     VkBool32 check = getPhysicalDeviceWin32PresentationSupportKHR(physDev, queueFamilyIndex);
     return (VK_FALSE != check);
 }
 
 }   // namespace sk_app