tree 17b7f0ea66eb7522a94d0568d159b4fb061e981a
parent d2672cb950813af44ce0310ff0f59fab39e06c6d
author Qun Cheng <36861262+QuncCccccc@users.noreply.github.com> 1728068345 -0700
committer dart-internal-monorepo <dart-internal-monorepo@dart-ci-internal.iam.gserviceaccount.com> 1728068780 -0700

Normalize `ThemeData.cardTheme` (#153254)

Following https://github.com/flutter/flutter/pull/151914, this PR is to normalize `ThemeData.cardTheme`; change the `CardTheme cardTheme` property to `CardThemeData cardTheme` in `ThemeData`. In `ThemeData()` and `ThemeData.copyWith()`, the `cardTheme` parameter type is changed to `Object?` to accept both `CardTheme` and `CardThemeData` so that we won't cause immediate breaking change and make sure rolling is smooth. Once all component themes are normalized, these `Object?` types should be changed to `xxxThemeData`.

There's no way to create a dart fix because we can't add a "@deprecated" label for `CardTheme` because `CardTheme` is a new InheritedWidget subclass now.

Addresses the "theme normalization" sub project within https://github.com/flutter/flutter/issues/91772
https://dart.googlesource.com/external/github.com/flutter/flutter/+/534adfbe02ae488cb7519f3f8063f2e07040bb45