from: prefs
to: framework
evidence:
 - file: "prefs/src/main/java/org/apache/felix/prefs/impl/PreferencesManager.java"
   contains "import org.osgi.util.tracker.ServiceTracker;"

from: prefs
to: framework
evidence:
 - file: "prefs/src/main/java/org/apache/felix/prefs/impl/StreamBackingStoreImpl.java"
   contains "import org.osgi.framework.BundleContext;"

from: prefs
to: framework
evidence:
 - file: "prefs/src/main/java/org/apache/felix/prefs/impl/DataFileBackingStoreImpl.java"
   contains "import org.osgi.framework.BundleContext;"