renamed variable

lib/hooks/hooks-frame.js

@@ -141,34 +141,34 @@ this.hooksFrame = this.hooksFrame || (() => {
 				console.warn("SingleFile is hooking the requestAnimationFrame and cancelAnimationFrame functions to load deferred images."); // eslint-disable-line no-console
 				warningRequestAnimationFrameDisplayed = true;
 			}
-			let id;
+			let requestId;
 			if (loadDeferredImages) {
-				id = setTimeout(() => {
-					pendingSetTimeoutCalls.delete(id);
+				requestId = setTimeout(() => {
+					pendingSetTimeoutCalls.delete(requestId);
 					callback(0);
 				}, 0);
-				pendingSetTimeoutCalls.set(id, callback);
+				pendingSetTimeoutCalls.set(requestId, callback);
 			} else {
-				id = requestAnimationFrame(timestamp => {
-					pendingRequestAnimationFrameCalls.delete(id);
+				requestId = requestAnimationFrame(timestamp => {
+					pendingRequestAnimationFrameCalls.delete(requestId);
 					callback(timestamp);
 				});
-				pendingRequestAnimationFrameCalls.set(id, callback);
+				pendingRequestAnimationFrameCalls.set(requestId, callback);
 			}
-			return id;
+			return requestId;
 		};
 		window.requestAnimationFrame.toString = function () { return "requestAnimationFrame() { [native code] }"; };
 
-		window.cancelAnimationFrame = function (id) {
-			const pendingCallDeleted = pendingRequestAnimationFrameCalls.delete(id);
+		window.cancelAnimationFrame = function (requestId) {
+			const pendingCallDeleted = pendingRequestAnimationFrameCalls.delete(requestId);
 			if (pendingCallDeleted) {
-				return cancelAnimationFrame(id);
+				return cancelAnimationFrame(requestId);
 			} else {
-				const pendingCallDeleted = pendingSetTimeoutCalls.delete(id);
+				const pendingCallDeleted = pendingSetTimeoutCalls.delete(requestId);
 				if (pendingCallDeleted) {
-					return clearTimeout(id);
+					return clearTimeout(requestId);
 				} else {
-					return cancelAnimationFrame(id);
+					return cancelAnimationFrame(requestId);
 				}
 			}
 		};