Removed unused local vars. Slightly refactored code.

src/util/StreamLink.cpp

@@ -36,8 +36,6 @@ namespace {
 
     QString getStreamlinkProgram()
     {
-        auto app = getApp();
-
         if (getSettings()->streamlinkUseCustomPath)
         {
             return getSettings()->streamlinkPath + "/" + getBinaryName();
@@ -66,7 +64,6 @@ namespace {
     {
         static QErrorMessage *msg = new QErrorMessage;
 
-        auto app = getApp();
         if (getSettings()->streamlinkUseCustomPath)
         {
             msg->showMessage(
@@ -172,8 +169,6 @@ void getStreamQualities(const QString &channelURL,
 void openStreamlink(const QString &channelURL, const QString &quality,
                     QStringList extraArguments)
 {
-    auto app = getApp();
-
     QStringList arguments;
 
     QString additionalOptions = getSettings()->streamlinkOpts.getValue();
@@ -202,8 +197,6 @@ void openStreamlink(const QString &channelURL, const QString &quality,
 
 void openStreamlinkForChannel(const QString &channel)
 {
-    auto app = getApp();
-
     QString channelURL = "twitch.tv/" + channel;
 
     QString preferredQuality = getSettings()->preferredQuality;