SF: Switch Layer::createClone to using the factory

Using the factory ensures the intended actual types are used for the
clone.

Test: atest libsurfaceflinger_unittest
Test: go/wm_smoke
Bug: None
Change-Id: I64138724aed2d8c61dc5d59bba247d132291da0c
diff --git a/services/surfaceflinger/BufferQueueLayer.cpp b/services/surfaceflinger/BufferQueueLayer.cpp
index eb13f65..d80a70e 100644
--- a/services/surfaceflinger/BufferQueueLayer.cpp
+++ b/services/surfaceflinger/BufferQueueLayer.cpp
@@ -531,7 +531,7 @@
     LayerCreationArgs args =
             LayerCreationArgs(mFlinger.get(), nullptr, name, 0, 0, 0, LayerMetadata());
     args.textureName = mTextureName;
-    sp<BufferQueueLayer> layer = new BufferQueueLayer(args);
+    sp<BufferQueueLayer> layer = mFlinger->getFactory().createBufferQueueLayer(args);
     layer->setInitialValuesForClone(this);
 
     return layer;