Remove sentry integration

We never used it besides in experiments, so drop it.

packages/common/errorreport.js

-import * as Sentry from '@sentry/browser';
-
-let _isInitialized = false;
-let _canReportEvent = false;
-
-let sentryDSN = '';
-
-/**
- * Initializes error reporting.
- *
- * If a sentry DSN is set we will use sentry, if not we will log to the console.
- *
- * @param {object} [options]
- * @param {boolean} [options.debug=false] Enable debug output
- * @param {string} [options.release] The project release
- */
-export function init(options) {
-    let defaults = {
-        debug: false,
-    };
-    let actual = Object.assign({}, defaults, options);
-
-    if (_isInitialized) throw new Error('Already initialized');
-
-    let sentryOptions = {debug: actual.debug};
-
-    if (actual.release) {
-        sentryOptions['release'] = actual.release;
-    }
-
-    if (actual.environment) {
-        sentryOptions['environment'] = actual.environment;
-    }
-
-    if (!sentryDSN) {
-        if (options.debug) console.log('No sentry DSN set, sentry disabled');
-
-        // In case we don't have a sentry config, we still use sentry, but print
-        // all events into the console don't send them to the server.
-        // XXX: Dummy DSN needed to make init() work.
-        sentryOptions['dsn'] = 'http://12345@dummy.dummy/42';
-        sentryOptions['beforeSend'] = (event, hint) => {
-            console.error('ERR-REPORT:', hint.originalException || hint.syntheticException);
-            return null;
-        };
-    } else {
-        sentryOptions['dsn'] = sentryDSN;
-        _canReportEvent = true;
-    }
-
-    Sentry.init(sentryOptions);
-
-    _isInitialized = true;
-}
-
-/**
- * Whether showReportDialog() will work.
- */
-export function canReportEvent() {
-    if (!_isInitialized) throw new Error('Not initialized');
-    return _canReportEvent;
-}
-
-/**
- * Show a report dialog for user error feedback.
- *
- * Call canReportEvent() first to see if this will do anything.
- */
-export function showReportDialog() {
-    if (!canReportEvent()) return;
-    Sentry.showReportDialog();
-}
-
-/**
- * Log an exception
- *
- * @param {*} exception
- */
-export function captureException(exception) {
-    if (!_isInitialized) throw new Error('Not initialized');
-    Sentry.captureException(exception);
-}
-
-/**
- * Log a message, returns an internal ID
- *
- * @param {string} message The message to log
- * @param {string} [level=error] The loglevel (error, warning, info, debug)
- */
-export function captureMessage(message, level) {
-    if (!_isInitialized) throw new Error('Not initialized');
-    if (!level) level = 'error';
-    if (!['error', 'warning', 'info', 'debug'].includes(level))
-        throw new Error('Invalid log level');
-    Sentry.captureMessage(message, level);
-}