SF: enable touch timer and content detection by default

Those features are required for frame rate override to work properly,
and frame rate override is enabled by default

Bug: 314217419
Test: manual
Change-Id: Iffdc24f0efad14d1dd35d650dcb0198ab9606652
diff --git a/services/surfaceflinger/surfaceflinger_flags.aconfig b/services/surfaceflinger/surfaceflinger_flags.aconfig
index 3fb763e..fcb52c7 100644
--- a/services/surfaceflinger/surfaceflinger_flags.aconfig
+++ b/services/surfaceflinger/surfaceflinger_flags.aconfig
@@ -98,5 +98,12 @@
   namespace: "core_graphics"
   description: "do not flatten layers if source crop is only moved"
   bug: "305718400"
+}
+
+flag {
+  name: "enable_fro_dependent_features"
+  namespace: "core_graphics"
+  description: "enable frame rate override dependent features by default"
+  bug: "314217419"
   is_fixed_read_only: true
 }