Fix MatrixClient definition

* Remove `*_get_room` and `*_get_user` definitions, as it is yet unclear
  if they will be needed
* Documentation fix; begin_polling references a yet non-existing signal

docs/reference/matrix-glib/matrix-glib-sections.txt

@@ -9,8 +9,6 @@ matrix_client_logout
 matrix_client_refresh_token
 matrix_client_begin_polling
 matrix_client_stop_polling
-matrix_client_get_room
-matrix_client_get_user
 <SUBSECTION Standard>
 MATRIX_CLIENT_GET_IFACE
 MATRIX_CLIENT

src/matrix-client.c

@@ -17,7 +17,6 @@
  */
 
 #include "matrix-client.h"
-#include "matrix-marshalers.h"
 
 /**
  * SECTION:matrix-client
@@ -40,8 +39,6 @@
  * @refresh_token: virtual function for matrix_client_refresh_token()
  * @begin_polling: virtual function for matrix_client_begin_polling()
  * @stop_polling: virtual function for matrix_client_stop_polling()
- * @get_room: virtual function for matrix_client_get_room()
- * @get_user: virtual function for matrix_client_get_user()
  *
  * The interface vtable for #MatrixClient
  */
@@ -135,8 +132,7 @@ matrix_client_refresh_token(MatrixClient *client)
  * matrix_client_begin_polling:
  * @client: a #MatrixClient
  *
- * Begin polling the event stream. For each incoming event,
- * MatrixClient:live-event is fired.
+ * Begin polling the event stream.
  */
 void
 matrix_client_begin_polling(MatrixClient *client)

src/matrix-client.h

@@ -75,10 +75,6 @@ void matrix_client_refresh_token(MatrixClient *client);
 void matrix_client_begin_polling(MatrixClient *client);
 void matrix_client_stop_polling(MatrixClient *client, gboolean cancel_ongoing);
 
-void matrix_client_get_room(MatrixClient *client,
-                            const gchar *room_id_or_alias);
-void matrix_client_get_user(MatrixClient *client, const gchar *user_id);
-
 G_END_DECLS
 
 #endif /* __MATRIX_CLIENT_H__ */