1 files changed, 0 insertions, 60 deletions
diff --git a/packages/frontend/src/scripts/idle-render.ts b/packages/frontend/src/scripts/idle-render.ts
deleted file mode 100644
index 6adfedcb9f..0000000000
--- a/packages/frontend/src/scripts/idle-render.ts
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * SPDX-FileCopyrightText: syuilo and misskey-project
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-const requestIdleCallback: typeof globalThis.requestIdleCallback = globalThis.requestIdleCallback ?? ((callback) => {
-	const start = performance.now();
-	const timeoutId = setTimeout(() => {
-		callback({
-			didTimeout: false, // polyfill でタイムアウト発火することはない
-			timeRemaining() {
-				const diff = performance.now() - start;
-				return Math.max(0, 50 - diff); // <https://www.w3.org/TR/requestidlecallback/#idle-periods>
-			},
-		});
-	});
-	return timeoutId;
-});
-const cancelIdleCallback: typeof globalThis.cancelIdleCallback = globalThis.cancelIdleCallback ?? ((timeoutId) => {
-	clearTimeout(timeoutId);
-});
-
-class IdlingRenderScheduler {
-	#renderers: Set<FrameRequestCallback>;
-	#rafId: number;
-	#ricId: number;
-
-	constructor() {
-		this.#renderers = new Set();
-		this.#rafId = 0;
-		this.#ricId = requestIdleCallback((deadline) => this.#schedule(deadline));
-	}
-
-	#schedule(deadline: IdleDeadline): void {
-		if (deadline.timeRemaining()) {
-			this.#rafId = requestAnimationFrame((time) => {
-				for (const renderer of this.#renderers) {
-					renderer(time);
-				}
-			});
-		}
-		this.#ricId = requestIdleCallback((arg) => this.#schedule(arg));
-	}
-
-	add(renderer: FrameRequestCallback): void {
-		this.#renderers.add(renderer);
-	}
-
-	delete(renderer: FrameRequestCallback): void {
-		this.#renderers.delete(renderer);
-	}
-
-	dispose(): void {
-		this.#renderers.clear();
-		cancelAnimationFrame(this.#rafId);
-		cancelIdleCallback(this.#ricId);
-	}
-}
-
-export const defaultIdlingRenderScheduler = new IdlingRenderScheduler();