NOISSUE simplify.

api/logic/BaseInstance.cpp

@@ -284,19 +284,3 @@ std::shared_ptr<LaunchTask> BaseInstance::getLaunchTask()
 {
     return m_launchProcess;
 }
-
-void BaseInstance::setProvider(BaseInstanceProvider* provider)
-{
-    // only once.
-    assert(!m_provider);
-    if(m_provider)
-    {
-        qWarning() << "Provider set more than once for instance" << id();
-    }
-    m_provider = provider;
-}
-
-BaseInstanceProvider* BaseInstance::provider() const
-{
-    return m_provider;
-}