Remove unused field
diff --git a/src/main/java/org/apache/maven/shared/transfer/metadata/internal/Maven31MetadataBridge.java b/src/main/java/org/apache/maven/shared/transfer/metadata/internal/Maven31MetadataBridge.java
index b33d96e..6d001a0 100644
--- a/src/main/java/org/apache/maven/shared/transfer/metadata/internal/Maven31MetadataBridge.java
+++ b/src/main/java/org/apache/maven/shared/transfer/metadata/internal/Maven31MetadataBridge.java
@@ -35,8 +35,6 @@
 {
     private ArtifactMetadata metadata;
     
-    private File file;
-    
     public Maven31MetadataBridge( ArtifactMetadata metadata )
     {
         this.metadata = metadata;
@@ -74,7 +72,7 @@
     @Override
     public File getFile()
     {
-        return file;
+        return null;
     }
     
     @Override