NOISSUE fix bug in unpacking of forge pack200 jar files

This caused failed downloads and broken files to be used.

logic/net/CacheDownload.cpp

@@ -182,8 +182,11 @@ void CacheDownload::downloadReadyRead()
 	{
 		qCritical() << "Failed writing into " + m_target_path;
 		m_status = Job_Failed;
-		m_reply->abort();
+		m_output_file->cancelWriting();
+		m_output_file.reset();
 		emit failed(m_index_within_job);
+		wroteAnyData = false;
+		return;
 	}
 	wroteAnyData = true;
 }

logic/net/HttpMetaCache.cpp

@@ -19,7 +19,6 @@
 
 #include <QFileInfo>
 #include <QFile>
-#include <QTemporaryFile>
 #include <QDateTime>
 #include <QCryptographicHash>
 

logic/net/NetAction.h

@@ -32,7 +32,7 @@ enum JobStatus
 };
 
 typedef std::shared_ptr<class NetAction> NetActionPtr;
-class MULTIMC_LOGIC_EXPORT NetAction : public QObject, public std::enable_shared_from_this<NetAction>
+class MULTIMC_LOGIC_EXPORT NetAction : public QObject
 {
 	Q_OBJECT
 protected:
@@ -54,10 +54,6 @@ public:
 	{
 		return m_failures;
 	}
-	NetActionPtr getSharedPtr()
-	{
-		return shared_from_this();
-	}
 
 public:
 	/// the network reply