refactor: rename updater functions to have box in them

src/updater.js

@@ -4,10 +4,10 @@ exports = module.exports = {
     setAutoupdatePattern,
     getAutoupdatePattern,
 
-    updateToLatest,
-    update,
+    startBoxUpdateTask,
+    updateBox,
 
-    notifyUpdate
+    notifyBoxUpdate
 };
 
 const apps = require('./apps.js'),
@@ -152,7 +152,7 @@ async function checkFreeDiskSpace(neededSpace) {
     if (diskUsage.available < neededSpace) throw new BoxError(BoxError.FS_ERROR, `Not enough disk space. Updates require at least 2GB of free space. Available: ${df.prettyBytes(diskUsage.available)}`);
 }
 
-async function update(boxUpdateInfo, options, progressCallback) {
+async function updateBox(boxUpdateInfo, options, progressCallback) {
     assert(boxUpdateInfo && typeof boxUpdateInfo === 'object');
     assert(options && typeof options === 'object');
     assert.strictEqual(typeof progressCallback, 'function');
@@ -196,7 +196,7 @@ async function checkUpdateRequirements(boxUpdateInfo) {
     }
 }
 
-async function updateToLatest(options, auditSource) {
+async function startBoxUpdateTask(options, auditSource) {
     assert.strictEqual(typeof options, 'object');
     assert.strictEqual(typeof auditSource, 'object');
 
@@ -213,12 +213,12 @@ async function updateToLatest(options, auditSource) {
     const backupConfig = await backups.getConfig();
     const memoryLimit = backupConfig.limits?.memoryLimit ? Math.max(backupConfig.limits.memoryLimit/1024/1024, 400) : 400;
 
-    const taskId = await tasks.add(tasks.TASK_UPDATE, [ boxUpdateInfo, options ]);
+    const taskId = await tasks.add(tasks.TASK_BOX_UPDATE, [ boxUpdateInfo, options ]);
     await eventlog.add(eventlog.ACTION_UPDATE, auditSource, { taskId, boxUpdateInfo });
 
     // background
     tasks.startTask(taskId, { timeout: 20 * 60 * 60 * 1000 /* 20 hours */, nice: 15, memoryLimit })
-        .then(() => debug('updateToLatest: internal error. impossible code path'))
+        .then(() => debug('startBoxUpdateTask: internal error. impossible code path'))
         .catch(async (error) => {
             debug('Update failed with error. %o', error);
 
@@ -232,7 +232,7 @@ async function updateToLatest(options, auditSource) {
     return taskId;
 }
 
-async function notifyUpdate() {
+async function notifyBoxUpdate() {
     const version = safe.fs.readFileSync(paths.VERSION_FILE, 'utf8');
     if (version === constants.VERSION) return;