Use original fuchsia sdk token

Change-Id: I61b5b87253ec63ca6b0d9bacf19d6997eb0bad06
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/254497
Reviewed-by: Mike Klein <mtklein@google.com>
Reviewed-by: John Rosasco <rosasco@google.com>
Auto-Submit: John Rosasco <rosasco@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/BUILD.gn b/BUILD.gn
index 9ed9d9d..a8041ca 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -553,7 +553,7 @@
       public_defines += [ "SK_ENABLE_VK_LAYERS" ]
     }
     if (is_fuchsia) {
-      if (skia_using_fuchsia_sdk) {
+      if (using_fuchsia_sdk) {
         public_deps += [ "$fuchsia_sdk_root/pkg:vulkan" ]
       } else {
         public_deps += [ "//src/graphics/lib/vulkan" ]