Delete the legacy grid system

src/grid/CallLayout.ts

@@ -17,7 +17,7 @@ limitations under the License.
 import { BehaviorSubject, Observable } from "rxjs";
 import { ComponentType } from "react";
 
-import { MediaViewModel } from "../state/MediaViewModel";
+import { MediaViewModel, UserMediaViewModel } from "../state/MediaViewModel";
 import { LayoutProps } from "./Grid";
 
 export interface Bounds {
@@ -53,7 +53,7 @@ export interface CallLayoutInputs {
 
 export interface GridTileModel {
   type: "grid";
-  vm: MediaViewModel;
+  vm: UserMediaViewModel;
 }
 
 export interface SpotlightTileModel {

src/grid/Grid.tsx

@@ -41,7 +41,6 @@ import styles from "./Grid.module.css";
 import { useMergedRefs } from "../useMergedRefs";
 import { TileWrapper } from "./TileWrapper";
 import { usePrefersReducedMotion } from "../usePrefersReducedMotion";
-import { TileSpringUpdate } from "./LegacyGrid";
 import { useInitial } from "../useInitial";
 
 interface Rect {
@@ -69,6 +68,13 @@ interface TileSpring {
   height: number;
 }
 
+interface TileSpringUpdate extends Partial<TileSpring> {
+  from?: Partial<TileSpring>;
+  reset?: boolean;
+  immediate?: boolean | ((key: string) => boolean);
+  delay?: (key: string) => number;
+}
+
 interface DragState {
   tileId: string;
   tileX: number;

src/grid/LegacyGrid.module.css

@@ -1,22 +0,0 @@
-/*
-Copyright 2022-2024 New Vector Ltd
-
-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.
-*/
-
-.grid {
-  position: relative;
-  overflow: hidden;
-  flex: 1;
-  touch-action: none;
-}