fixed option "Annotation editor > warn if leaving page with unsaved changes"

extension/core/bg/downloads.js

@@ -117,7 +117,8 @@ singlefile.extension.core.bg.downloads = (() => {
 					replaceBookmarkURL: message.replaceBookmarkURL,
 					applySystemTheme: message.applySystemTheme,
 					defaultEditorMode: message.defaultEditorMode,
-					includeInfobar: message.includeInfobar
+					includeInfobar: message.includeInfobar,
+					warnUnsavedPage: message.warnUnsavedPage
 				});
 			} else {
 				if (message.saveToClipboard) {

extension/core/content/content-download.js

@@ -58,7 +58,8 @@ this.singlefile.extension.core.content.download = this.singlefile.extension.core
 					replaceBookmarkURL: options.replaceBookmarkURL,
 					applySystemTheme: options.applySystemTheme,
 					defaultEditorMode: options.defaultEditorMode,
-					includeInfobar: options.includeInfobar
+					includeInfobar: options.includeInfobar,
+					warnUnsavedPage: options.warnUnsavedPage
 				};
 				message.truncated = pageData.content.length > MAX_CONTENT_SIZE;
 				if (message.truncated) {