kernel-shark-qt: Debug the Quick Context Menu

This patch fixes a simple bug in KsQuickContextMenu::_hideTask().

Signed-off-by: Yordan Karadzhov <ykaradzhov@vmware.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
diff --git a/kernel-shark-qt/src/KsQuickContextMenu.cpp b/kernel-shark-qt/src/KsQuickContextMenu.cpp
index 95ffc4f..815e4b9 100644
--- a/kernel-shark-qt/src/KsQuickContextMenu.cpp
+++ b/kernel-shark-qt/src/KsQuickContextMenu.cpp
@@ -168,7 +168,7 @@
 		return;
 
 	vec =_getFilterVector(kshark_ctx->hide_task_filter, pid);
-	_data->applyPosTaskFilter(vec);
+	_data->applyNegTaskFilter(vec);
 }
 
 void KsQuickContextMenu::_showTask()