RemoteLinuxRunConfiguration: Remove unused enum

Change-Id: I7f1074eafe622e4d409359ce3cc81065d48d42c2
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>

src/plugins/remotelinux/remotelinuxrunconfiguration.h

@@ -53,8 +53,6 @@ class REMOTELINUX_EXPORT RemoteLinuxRunConfiguration : public ProjectExplorer::R
     friend class RemoteLinuxRunConfigurationWidget;
 
 public:
-    enum DebuggingType { DebugCppOnly, DebugQmlOnly, DebugCppAndQml };
-
     RemoteLinuxRunConfiguration(ProjectExplorer::Target *parent, const Core::Id id,
         const QString &projectFilePath);
     ~RemoteLinuxRunConfiguration();