Initial binding of RenameRefactoring service to Eclipse.

editor/tools/plugins/com.google.dart.engine.services/src/com/google/dart/engine/services/status/RefactoringStatus.java

Index: editor/tools/plugins/com.google.dart.engine.services/src/com/google/dart/engine/services/status/RefactoringStatus.java
diff --git a/editor/tools/plugins/com.google.dart.engine.services/src/com/google/dart/engine/services/status/RefactoringStatus.java b/editor/tools/plugins/com.google.dart.engine.services/src/com/google/dart/engine/services/status/RefactoringStatus.java
index 8f412c889b86a9b368391592c0b095fc53df41de..564bad13ab7c60b23c1e0c350f12107d0226775d 100644
--- a/editor/tools/plugins/com.google.dart.engine.services/src/com/google/dart/engine/services/status/RefactoringStatus.java
+++ b/editor/tools/plugins/com.google.dart.engine.services/src/com/google/dart/engine/services/status/RefactoringStatus.java
@@ -103,6 +103,20 @@ public class RefactoringStatus {
     addEntry(new RefactoringStatusEntry(RefactoringStatusSeverity.WARNING, msg, context));
   }
 
+  // XXX
+  public RefactoringStatus escalateErrorToFatal() {
+    RefactoringStatus result = new RefactoringStatus();
+    List<RefactoringStatusEntry> entries2 = entries;
+    for (RefactoringStatusEntry entry : entries2) {
+      RefactoringStatusSeverity severity = entry.getSeverity();
+      if (severity == RefactoringStatusSeverity.ERROR) {
+        severity = RefactoringStatusSeverity.FATAL;
+      }
+      result.addEntry(new RefactoringStatusEntry(severity, entry.getMessage(), entry.getContext()));
+    }
+    return result;
+  }
+
   /**
    * @return the {@link RefactoringStatusEntry}s.
    */