Don't built a platform variant of app glue.

This isn't needed.

Test: treehugger
Bug: 152482542
Change-Id: I1e5908e70375158cd184003d17b9b23e74f3365e
Merged-In: I1e5908e70375158cd184003d17b9b23e74f3365e
(cherry picked from commit ce62d4c77672016fc5dea8fa9c3897ca3601ce4a)
diff --git a/android_native_app_glue.bp b/android_native_app_glue.bp
index 234f945..0e84aec 100644
--- a/android_native_app_glue.bp
+++ b/android_native_app_glue.bp
@@ -19,10 +19,6 @@
     srcs: ["current/sources/android/native_app_glue/android_native_app_glue.c"],
     cflags: ["-Wall", "-Werror", "-Wno-unused-parameter"],
     sdk_version: "minimum",
+    sdk_variant_only: true,
     export_include_dirs: ["current/sources/android/native_app_glue"],
-    target: {
-        platform: {
-            shared_libs: ["libnativewindow"],
-        },
-    },
 }