Header cleanup in ProjectExplorer.

Change-Id: I19f100003427ba43aaae5ba0dc7078088017cb09
Reviewed-on: http://codereview.qt.nokia.com/3178
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>

src/plugins/projectexplorer/ldparser.cpp

@@ -32,7 +32,7 @@
 
 #include "ldparser.h"
 #include "projectexplorerconstants.h"
-#include "taskwindow.h"
+#include "task.h"
 
 using namespace ProjectExplorer;