Minor code cleanup.

com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/ResourceDescriptions.java

diff --git a/com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/ResourceDescriptions.java b/com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/ResourceDescriptions.java
index f71a0e2..4da0916 100644
--- a/com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/ResourceDescriptions.java
+++ b/com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/ResourceDescriptions.java
@@ -39,9 +39,9 @@
 
   @Override
   public void initialize(IResourceDescriptions newDelegate, Collection<URI> newValidUris, Resource newContext) {
-    this.delegate = newDelegate;
-    this.validUris = newValidUris;
-    this.context = newContext;
+    delegate = newDelegate;
+    validUris = newValidUris;
+    context = newContext;
   }
 
   @Override public Iterable<IResourceDescription> getAllResourceDescriptions() {