add support of "open saved pages in a new tab" option with autosave (cf. #703)

extension/core/bg/autosave.js

@@ -139,6 +139,7 @@ async function saveContent(message, tab) {
 		options.incognito = tab.incognito;
 		options.tabId = tabId;
 		options.tabIndex = tab.index;
+		options.openSavedPage = message.openSavedPage;
 		let pageData;
 		try {
 			if (options.autoSaveExternalSave) {
@@ -153,6 +154,13 @@ async function saveContent(message, tab) {
 					await downloads.uploadPage(message.taskId, pageData.filename, blob, options, {});
 				} else {
 					pageData.url = URL.createObjectURL(blob);
+					if (message.openSavedPage) {
+						const createTabProperties = { active: true, url: pageData.url };
+						if (tab.index != null) {
+							createTabProperties.index = tab.index + 1;
+						}
+						tabs.create(createTabProperties);
+					}
 					await downloads.downloadPage(pageData, options);
 				}
 				if (pageData.hash) {

extension/core/content/content-bootstrap.js

@@ -200,6 +200,7 @@ function savePage(docData, frames, autoSaveUnload, autoSaveDiscard) {
 		url: location.href,
 		updatedResources,
 		visitDate,
+		openSavedPage: options.openSavedPage,
 		autoSaveUnload,
 		autoSaveDiscard
 	});