Fix compilation error on Qt<5.4. Closes #6170.

--HG--
branch : magao-dev

src/base/rss/rssdownloadrule.cpp

@@ -31,8 +31,8 @@
 #include <QRegExp>
 #include <QDebug>
 #include <QDir>
-#include <QStringRef>
+#include <QString>
-#include <QVector>
+#include <QStringList>
 
 #include "base/preferences.h"
 #include "base/utils/fs.h"
@@ -155,12 +155,10 @@ bool DownloadRule::matches(const QString &articleTitle) const
         QStringList eps = f.cap(2).split(";");
         int sOurs = s.toInt();
 
-        foreach (const QString &epStr, eps) {
+        foreach (QString ep, eps) {
-            if (epStr.isEmpty())
+            if (ep.isEmpty())
                 continue;
 
-            QStringRef ep( &epStr);
-
             // We need to trim leading zeroes, but if it's all zeros then we want episode zero.
             while (ep.size() > 1 && ep.startsWith("0"))
                 ep = ep.right(ep.size() - 1);
@@ -192,7 +190,7 @@ bool DownloadRule::matches(const QString &articleTitle) const
                     }
                 }
                 else { // Normal range
-                    QVector<QStringRef> range = ep.split('-');
+                    QStringList range = ep.split('-');
                     Q_ASSERT(range.size() == 2);
                     if (range.first().toInt() > range.last().toInt())
                         continue; // Ignore this subrule completely