libgui: add a flag for bq_setframerate

Bug: 281695725
Test: presubmit
Change-Id: Ie87e9d27c8b2b06866b9a535f80297eee5a7aa41
diff --git a/libs/gui/libgui_flags.aconfig b/libs/gui/libgui_flags.aconfig
new file mode 100644
index 0000000..a16be78
--- /dev/null
+++ b/libs/gui/libgui_flags.aconfig
@@ -0,0 +1,10 @@
+package: "com.android.graphics.libgui.flags"
+
+flag {
+  name: "bq_setframerate"
+  namespace: "core_graphics"
+  description: "This flag controls plumbing setFrameRate thru BufferQueue"
+  bug: "281695725"
+  is_fixed_read_only: true
+}
+