SurfaceFlinger: enable LayerHistoryV2

Flip the flag to start using the new refresh rate selection algorithm.

Bug: 147516364
Change-Id: Ib59fc9cbeb6404b7aa8653912fc3edd17ce7a098
Test: adb shell /data/nativetest64/libsurfaceflinger_unittest/libsurfaceflinger_unittest
diff --git a/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp b/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
index 45889a5..f9658a7 100644
--- a/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
+++ b/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
@@ -77,7 +77,7 @@
         ISchedulerCallback& schedulerCallback) {
     return std::make_unique<Scheduler>(std::move(setVSyncEnabled), configs, schedulerCallback,
                                        property_get_bool("debug.sf.use_content_detection_v2",
-                                                         false));
+                                                         true));
 }
 
 std::unique_ptr<SurfaceInterceptor> DefaultFactory::createSurfaceInterceptor(