diff --git a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsController.h b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsController.h
index 2c2dea71e3..9ce3c7f8ac 100644
--- a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsController.h
+++ b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsController.h
@@ -125,9 +125,6 @@
 
 - (size_t)embeddedViewCount;
 
-// TODO(cbracken): Delete. This is unused.
-- (size_t)layerPoolSize;
-
 // Returns the `FlutterPlatformView`'s `view` object associated with the view_id.
 //
 // If the `PlatformViewsController` does not contain any `FlutterPlatformView` object or
diff --git a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsController.mm b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsController.mm
index 578037661c..6c0448650b 100644
--- a/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsController.mm
+++ b/engine/src/flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsController.mm
@@ -538,10 +538,6 @@ BOOL canApplyBlurBackdrop = YES;
   return self.compositionOrder.size();
 }
 
-- (size_t)layerPoolSize {
-  return self.layerPool->size();
-}
-
 - (UIView*)platformViewForId:(int64_t)viewId {
   return [self flutterTouchInterceptingViewForId:viewId].embeddedView;
 }