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soft transition for the mustcallsuper in Element forgetChild (#49246)

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chunhtai 2020-01-22 11:03:01 -08:00 committed by Flutter GitHub Bot
parent 0fffa510fd
commit 14fc0e5ca8
1 changed files with 6 additions and 1 deletions
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7
packages/flutter/lib/src/widgets/framework.dart
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@ -3349,7 +3349,12 @@ abstract class Element extends DiagnosticableTree implements BuildContext {
/// The element will still have a valid parent when this is called. After this
/// is called, [deactivateChild] is called to sever the link to this object.
@protected
void forgetChild(Element child);
void forgetChild(Element child) {
// TODO(chunhtai): Creates empty body for subclass to call super. This will
// enable us to fix internal tests pro-actively for upcoming breaking
// change.
// https://github.com/flutter/flutter/issues/43780.
}
void _activateWithParent(Element parent, dynamic newSlot) {
assert(_debugLifecycleState == _ElementLifecycle.inactive);