Delete `useTooltip.tsx`

src/utils/useTooltip.tsx

@@ -1,37 +0,0 @@
-/*
-Copyright 2022 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.
-*/
-
-import React, { ComponentProps, useState } from "react";
-
-import Tooltip from "../components/views/elements/Tooltip";
-
-interface TooltipEvents {
-    showTooltip: () => void;
-    hideTooltip: () => void;
-}
-
-export function useTooltip(props: ComponentProps<typeof Tooltip>): [TooltipEvents, JSX.Element | null] {
-    const [isVisible, setIsVisible] = useState(false);
-
-    const showTooltip = (): void => setIsVisible(true);
-    const hideTooltip = (): void => setIsVisible(false);
-
-    // No need to fill up the DOM with hidden tooltip elements. Only add the
-    // tooltip when we're hovering over the item (performance)
-    const tooltip = <Tooltip {...props} visible={isVisible} />;
-
-    return [{ showTooltip, hideTooltip }, tooltip];
-}