remove dead code

src/client.js

@@ -2022,79 +2022,6 @@ MatrixClient.prototype.scrollback = function(room, limit, callback) {
     return defer.promise;
 };
 
-/**
- * Take an EventContext, and back/forward-fill results.
- *
- * @param {module:models/event-context.EventContext} eventContext  context
- *    object to be updated
- * @param {Object}  opts
- * @param {boolean} opts.backwards  true to fill backwards, false to go forwards
- * @param {boolean} opts.limit      number of events to request
- *
- * @return {module:client.Promise} Resolves: updated EventContext object
- * @return {Error} Rejects: with an error response.
- */
-MatrixClient.prototype.paginateEventContext = function(eventContext, opts) {
-    // TODO: we should implement a backoff (as per scrollback()) to deal more
-    // nicely with HTTP errors.
-    opts = opts || {};
-    const backwards = opts.backwards || false;
-
-    const token = eventContext.getPaginateToken(backwards);
-    if (!token) {
-        // no more results.
-        return Promise.reject(new Error("No paginate token"));
-    }
-
-    const dir = backwards ? 'b' : 'f';
-    const pendingRequest = eventContext._paginateRequests[dir];
-
-    if (pendingRequest) {
-        // already a request in progress - return the existing promise
-        return pendingRequest;
-    }
-
-    const path = utils.encodeUri(
-        "/rooms/$roomId/messages", {$roomId: eventContext.getEvent().getRoomId()},
-    );
-    const params = {
-        from: token,
-        limit: ('limit' in opts) ? opts.limit : 30,
-        dir: dir,
-    };
-    if (this._clientOpts.filter) {
-        params.filter = JSON.stringify({lazy_load_members: true});
-    }
-
-    const roomId = eventContext.getEvent().getRoomId();
-    const promise = this._createMessagesRequest(
-        roomId, token, opts.limit, dir);
-
-    const self = this;
-    promise.then(function(res) {
-        // TODO: no RoomState on EventContext, where should the members go?
-        let token = res.end;
-        if (res.chunk.length === 0) {
-            token = null;
-        } else {
-            const matrixEvents = utils.map(res.chunk, self.getEventMapper());
-            if (backwards) {
-                // eventContext expects the events in timeline order, but
-                // back-pagination returns them in reverse order.
-                matrixEvents.reverse();
-            }
-            eventContext.addEvents(matrixEvents, backwards);
-        }
-        eventContext.setPaginateToken(token, backwards);
-        return eventContext;
-    }).finally(function() {
-        eventContext._paginateRequests[dir] = null;
-    });
-    eventContext._paginateRequests[dir] = promise;
-
-    return promise;
-};
-
 /**
  * Get an EventTimeline for the given event
  *