diff --git chromium-69.0.3497.100/third_party/angle/third_party/vulkan-loader/BUILD.gn
index 0d662fd..de5a0b1 100644
--- chromium-69.0.3497.100/third_party/angle/third_party/vulkan-loader/BUILD.gn
+++ chromium-69.0.3497.100/third_party/angle/third_party/vulkan-loader/BUILD.gn
@@ -192,10 +192,6 @@ config("vulkan_loader_config") {
   if (is_win) {
     cflags = [ "/wd4201" ]
   }
-  if (is_linux) {
-    # assume secure_getenv() is available
-    defines += [ "HAVE_SECURE_GETENV" ]
-  }
 }
 
 if (!is_android) {