From d42d0747ee1b7a6726fb8948444b4993f9dcd2e5 Mon Sep 17 00:00:00 2001
From: Jamie Madill <jmadill@chromium.org>
Date: Tue, 5 Nov 2019 07:34:03 -0500
Subject: [PATCH] GN: Add support for Google Games Platform.

This is conditional upon defining a variable 'is_ggp'. The variable is
optional.
---
 BUILD.gn | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/BUILD.gn b/BUILD.gn
index 56c115d..79d186f 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -31,6 +31,9 @@ config("vulkan_headers_config") {
   if (is_mac) {
     defines = [ "VK_USE_PLATFORM_METAL_EXT" ]
   }
+  if (defined(is_ggp) && is_ggp) {
+    defines = [ "VK_USE_PLATFORM_GGP" ]
+  }
 }
 
 # Vulkan headers only, no compiled sources.