Refactor code

Remove forward declarations of Qt types.
Fix header include order.

src/base/bittorrent/session.cpp

@@ -49,9 +49,6 @@
 #include <QUuid>
 
 #include <libtorrent/alert_types.hpp>
-#if LIBTORRENT_VERSION_NUM >= 10100
-#include <libtorrent/bdecode.hpp>
-#endif
 #include <libtorrent/bencode.hpp>
 #include <libtorrent/disk_io_thread.hpp>
 #include <libtorrent/error_code.hpp>
@@ -60,17 +57,18 @@
 #include <libtorrent/extensions/smart_ban.hpp>
 #include <libtorrent/identify_client.hpp>
 #include <libtorrent/ip_filter.hpp>
-#if LIBTORRENT_VERSION_NUM < 10100
-#include <libtorrent/lazy_entry.hpp>
-#endif
 #include <libtorrent/magnet_uri.hpp>
 #include <libtorrent/session.hpp>
-#if LIBTORRENT_VERSION_NUM >= 10100
-#include <libtorrent/session_stats.hpp>
-#endif
 #include <libtorrent/session_status.hpp>
 #include <libtorrent/torrent_info.hpp>
 
+#if LIBTORRENT_VERSION_NUM < 10100
+#include <libtorrent/lazy_entry.hpp>
+#else
+#include <libtorrent/bdecode.hpp>
+#include <libtorrent/session_stats.hpp>
+#endif
+
 #include "base/algorithm.h"
 #include "base/logger.h"
 #include "base/net/downloadhandler.h"

src/base/bittorrent/session.h

@@ -30,18 +30,14 @@
 #ifndef BITTORRENT_SESSION_H
 #define BITTORRENT_SESSION_H
 
-#include <vector>
 #include <libtorrent/version.hpp>
 
-#if LIBTORRENT_VERSION_NUM >= 10100
-#include <QElapsedTimer>
-#endif
+#include <vector>
+
 #include <QFile>
 #include <QHash>
+#include <QList>
 #include <QMap>
-#if LIBTORRENT_VERSION_NUM < 10100
-#include <QMutex>
-#endif
 #include <QNetworkConfigurationManager>
 #include <QPointer>
 #include <QSet>
@@ -49,6 +45,12 @@
 #include <QVector>
 #include <QWaitCondition>
 
+#if LIBTORRENT_VERSION_NUM < 10100
+#include <QMutex>
+#else
+#include <QElapsedTimer>
+#endif
+
 #include "base/settingvalue.h"
 #include "base/tristatebool.h"
 #include "base/types.h"
@@ -111,7 +113,6 @@ class QTimer;
 class QStringList;
 class QString;
 class QUrl;
-template<typename T> class QList;
 
 class FilterParserThread;
 class BandwidthScheduler;

src/base/bittorrent/torrentinfo.cpp

@@ -26,20 +26,20 @@
  * exception statement from your version.
  */
 
+#include "torrentinfo.h"
+
+#include <libtorrent/error_code.hpp>
+
 #include <QDebug>
 #include <QString>
-#include <QList>
 #include <QUrl>
 #include <QDateTime>
 
-#include <libtorrent/error_code.hpp>
-
 #include "base/utils/misc.h"
 #include "base/utils/fs.h"
 #include "base/utils/string.h"
 #include "infohash.h"
 #include "trackerentry.h"
-#include "torrentinfo.h"
 
 namespace libt = libtorrent;
 using namespace BitTorrent;

src/base/bittorrent/torrentinfo.h

@@ -29,12 +29,14 @@
 #ifndef BITTORRENT_TORRENTINFO_H
 #define BITTORRENT_TORRENTINFO_H
 
-#include <QCoreApplication>
-#include <QtGlobal>
-
 #include <libtorrent/torrent_info.hpp>
 #include <libtorrent/version.hpp>
 
+#include <QCoreApplication>
+#include <QList>
+#include <QtGlobal>
+#include <QVector>
+
 #include "base/indexrange.h"
 
 class QString;
@@ -42,8 +44,6 @@ class QUrl;
 class QDateTime;
 class QStringList;
 class QByteArray;
-template<typename T> class QList;
-template<typename T> class QVector;
 
 namespace BitTorrent
 {

src/gui/properties/peersadditiondlg.h

@@ -30,11 +30,10 @@
 #define PEERADDITION_H
 
 #include <QDialog>
+#include <QList>
 
 #include "base/bittorrent/peerinfo.h"
 
-template <typename T> class QList;
-
 namespace Ui
 {
     class addPeersDialog;