Use immutabledict instead of frozendict (#15113)

Additionally:

* Consistently use `freeze()` in test

---------

Co-authored-by: Patrick Cloke <clokep@users.noreply.github.com>
Co-authored-by: 6543 <6543@obermui.de>

1 files changed, 0 insertions, 39 deletions

diff --git a/stubs/frozendict.pyi b/stubs/frozendict.pyi
deleted file mode 100644
index 196dee4461..0000000000
--- a/stubs/frozendict.pyi
+++ /dev/null
@@ -1,39 +0,0 @@
-# Copyright 2020 The Matrix.org Foundation C.I.C.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# Stub for frozendict.
-
-from __future__ import annotations
-
-from typing import Any, Hashable, Iterable, Iterator, Mapping, Tuple, TypeVar, overload
-
-_KT = TypeVar("_KT", bound=Hashable)  # Key type.
-_VT = TypeVar("_VT")  # Value type.
-
-class frozendict(Mapping[_KT, _VT]):
-    @overload
-    def __init__(self, **kwargs: _VT) -> None: ...
-    @overload
-    def __init__(self, __map: Mapping[_KT, _VT], **kwargs: _VT) -> None: ...
-    @overload
-    def __init__(
-        self, __iterable: Iterable[Tuple[_KT, _VT]], **kwargs: _VT
-    ) -> None: ...
-    def __getitem__(self, key: _KT) -> _VT: ...
-    def __contains__(self, key: Any) -> bool: ...
-    def copy(self, **add_or_replace: Any) -> frozendict: ...
-    def __iter__(self) -> Iterator[_KT]: ...
-    def __len__(self) -> int: ...
-    def __repr__(self) -> str: ...
-    def __hash__(self) -> int: ...