[gtk/otte/for-master] vulkan: Add missing enum value

[Benjamin Otte <otte src gnome org>]

commit 41beae19569509f81e9cbe3695c94e17e9616e00
Author: Benjamin Otte <otte redhat com>
Date:   Fri Nov 1 14:49:41 2019 +0100

    vulkan: Add missing enum value
    
    Also update comment to point to new header after Vulkan reorganized
    their repositories.

 gdk/gdkvulkancontext.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/gdk/gdkvulkancontext.c b/gdk/gdkvulkancontext.c
index 7234421e1b..247e6e094f 100644
--- a/gdk/gdkvulkancontext.c
+++ b/gdk/gdkvulkancontext.c
@@ -104,7 +104,7 @@ gdk_vulkan_strerror (VkResult result)
    * Becuse the Vulkan people don't make adding this too easy, here's
    * the process to manage it:
    * 1. go to
-   *    https://github.com/KhronosGroup/Vulkan-LoaderAndValidationLayers/blame/master/include/vulkan/vulkan.h
+   *    https://github.com/KhronosGroup/Vulkan-Headers/blob/master/include/vulkan/vulkan_core.h
    * 2. Find the line where this enum value was added.
    * 3. Click the commit that added this line.
    * 4. The commit you're looking at now should also change
@@ -201,6 +201,10 @@ gdk_vulkan_strerror (VkResult result)
     case VK_ERROR_INVALID_DEVICE_ADDRESS_EXT:
       return "Invalid device address";
 #endif
+#if VK_HEADER_VERSION >= 105
+    case VK_ERROR_FULL_SCREEN_EXCLUSIVE_MODE_LOST_EXT:
+      return "An operation on a swapchain created with VK_FULL_SCREEN_EXCLUSIVE_APPLICATION_CONTROLLED_EXT 
failed as it did not have exlusive full-screen access.";
+#endif
 
     case VK_RESULT_RANGE_SIZE:
     case VK_RESULT_MAX_ENUM: