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Make TabController communicating creation in constructor. (#144912)
Contributes to https://github.com/flutter/flutter/issues/144910
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@ -132,7 +132,11 @@ class TabController extends ChangeNotifier {
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}) : _index = index,
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_previousIndex = previousIndex,
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_animationController = animationController,
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_animationDuration = animationDuration;
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_animationDuration = animationDuration {
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if (kFlutterMemoryAllocationsEnabled) {
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ChangeNotifier.maybeDispatchObjectCreation(this);
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}
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}
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/// Creates a new [TabController] with `index`, `previousIndex`, `length`, and
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