Make more use of generated code in Java analysis server.

editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/editor/DartNavigationRegionHyperlink_NEW.java

Index: editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/editor/DartNavigationRegionHyperlink_NEW.java
diff --git a/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/editor/DartNavigationRegionHyperlink_NEW.java b/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/editor/DartNavigationRegionHyperlink_NEW.java
index 4e708ef0e7215e57601e7382b13dcee8b5b3957b..b46d1a529a9abc2cd54b6af6d7c4ce01843b48bf 100644
--- a/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/editor/DartNavigationRegionHyperlink_NEW.java
+++ b/editor/tools/plugins/com.google.dart.tools.ui/src/com/google/dart/tools/ui/internal/text/editor/DartNavigationRegionHyperlink_NEW.java
@@ -15,8 +15,8 @@ package com.google.dart.tools.ui.internal.text.editor;
 
 import com.google.dart.engine.utilities.instrumentation.Instrumentation;
 import com.google.dart.engine.utilities.instrumentation.InstrumentationBuilder;
-import com.google.dart.server.NavigationRegion;
 import com.google.dart.server.generated.types.Element;
+import com.google.dart.server.generated.types.NavigationRegion;
 
 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.runtime.Assert;
@@ -24,6 +24,8 @@ import org.eclipse.jface.text.IRegion;
 import org.eclipse.jface.text.Region;
 import org.eclipse.jface.text.hyperlink.IHyperlink;
 
+import java.util.List;
+
 /**
  * A hyperlink for {@link NavigationRegion}.
  */
@@ -56,9 +58,9 @@ public class DartNavigationRegionHyperlink_NEW implements IHyperlink {
   public void open() {
     InstrumentationBuilder instrumentation = Instrumentation.builder(this.getClass());
     try {
-      Element[] targets = region.getTargets();
+      List<Element> targets = region.getTargets();
       // Server API has changed, Element not returned in getTargets anymore
-      if (targets.length != 0) {
+      if (targets.size() != 0) {
         throw new IllegalStateException("Not yet implemented: cannot open NavigationTargets.");
 //        DartUI.openInEditor(context, targets[0]);
       }