Fix comments/variable names in includes

(cherry picked from commit 47648bd4)

include/vlc/libvlc_media.h

@@ -199,7 +199,7 @@ VLC_PUBLIC_API libvlc_media_t * libvlc_media_duplicate( libvlc_media_t * );
  * Read the meta of the media.
  *
  * \param p_meta_desc the media to read
- * \param e_meta_desc the meta to read
+ * \param e_meta the meta to read
  * \param p_e an initialized exception pointer
  * \return the media's meta
  */

include/vlc/libvlc_media_list.h

@@ -230,8 +230,8 @@ VLC_PUBLIC_API libvlc_media_list_view_t *
                                          libvlc_exception_t * );
 
 VLC_PUBLIC_API libvlc_media_list_view_t *
-    libvlc_media_list_hierarchical_node_view( libvlc_media_list_t *,
-                                              libvlc_exception_t * );
+    libvlc_media_list_hierarchical_node_view( libvlc_media_list_t * p_ml,
+                                              libvlc_exception_t * p_ex);
 
 /**
  * Get libvlc_event_manager from this media list instance.

include/vlc/libvlc_media_player.h

@@ -205,6 +205,7 @@ VLC_PUBLIC_API void libvlc_media_player_set_agl ( libvlc_media_player_t *p_mi, u
 /**
  * Get the agl handler previously set with libvlc_media_player_set_agl().
  *
+ * \param p_mi the Media Player
  * \return the agl handler or 0 if none where set
  */
 VLC_PUBLIC_API uint32_t libvlc_media_player_get_agl ( libvlc_media_player_t *p_mi );
@@ -333,6 +334,14 @@ VLC_PUBLIC_API int libvlc_media_player_get_chapter( libvlc_media_player_t *, lib
  * \return number of chapters in movie
  */
 VLC_PUBLIC_API int libvlc_media_player_get_chapter_count( libvlc_media_player_t *, libvlc_exception_t *);
+
+/**
+ * Will the player play
+ *
+ * \param p_mi the Media Player
+ * \param p_e an initialized exception pointer
+ * \return boolean
+ */
 VLC_PUBLIC_API int libvlc_media_player_will_play        ( libvlc_media_player_t *, libvlc_exception_t *);
 
 /**