From 8b3aabd61dfd7b7b525ae4be04093ba507d1455a Mon Sep 17 00:00:00 2001
From: Brandon DeRosier <x@bdero.me>
Date: Fri, 24 Jun 2022 23:19:40 -0700
Subject: [PATCH] Fix BidirectionalIterator deprecation warning and roll engine
 to a1dd50405992 (#106595)

* a1dd50405 Roll Dart SDK from 692562354d6d to 48e3f8edb811 (3 revisions) (flutter/engine#34282)

* Fix BidirectionalIterator deprecation warning

* Remove override for movePrevious

Co-authored-by: engine-flutter-autoroll <engine-flutter-autoroll@skia.org>
---
 bin/internal/engine.version                      | 2 +-
 packages/flutter/lib/src/rendering/editable.dart | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/bin/internal/engine.version b/bin/internal/engine.version
index d9461cb2452..7291d62d55f 100644
--- a/bin/internal/engine.version
+++ b/bin/internal/engine.version
@@ -1 +1 @@
-4446e3edda6a3ef9dd34afcabb5ebff0747d5f93
+a1dd504059925c9925ad9d36f0cf67ad8ea62eb0
diff --git a/packages/flutter/lib/src/rendering/editable.dart b/packages/flutter/lib/src/rendering/editable.dart
index f9701da092d..9cc430ef462 100644
--- a/packages/flutter/lib/src/rendering/editable.dart
+++ b/packages/flutter/lib/src/rendering/editable.dart
@@ -112,7 +112,7 @@ class TextSelectionPoint {
 /// the [VerticalCaretMovementRun] must not be used. The [isValid] property must
 /// be checked before calling [movePrevious] and [moveNext], or accessing
 /// [current].
-class VerticalCaretMovementRun extends BidirectionalIterator<TextPosition> {
+class VerticalCaretMovementRun extends Iterator<TextPosition> {
   VerticalCaretMovementRun._(
     this._editable,
     this._lineMetrics,
@@ -186,7 +186,9 @@ class VerticalCaretMovementRun extends BidirectionalIterator<TextPosition> {
     return true;
   }
 
-  @override
+  /// Move back to the previous element.
+  ///
+  /// Returns true and updates [current] if successful.
   bool movePrevious() {
     assert(isValid);
     if (_currentLine <= 0) {