Integration of MOVE_FILE into the server and a couple of fixes.

pkg/analysis_server/lib/src/edit/edit_domain.dart

Index: pkg/analysis_server/lib/src/edit/edit_domain.dart
diff --git a/pkg/analysis_server/lib/src/edit/edit_domain.dart b/pkg/analysis_server/lib/src/edit/edit_domain.dart
index 746dad34d61ab982183af23ab185c27f753235ff..f912d5163b20a01dbd93c676d3441b877fe8efe7 100644
--- a/pkg/analysis_server/lib/src/edit/edit_domain.dart
+++ b/pkg/analysis_server/lib/src/edit/edit_domain.dart
@@ -293,6 +293,11 @@ class _RefactoringManager {
             new InlineMethodRefactoring(searchEngine, units[0], offset);
       }
     }
+    if (kind == RefactoringKind.MOVE_FILE) {
+      engine.AnalysisContext context = server.getAnalysisContext(file);
+      Source source = server.getSource(file);
+      refactoring = new MoveFileRefactoring(searchEngine, context, source);
+    }
     if (kind == RefactoringKind.RENAME) {
       List<AstNode> nodes = server.getNodesAtOffset(file, offset);
       List<Element> elements = server.getElementsAtOffset(file, offset);
@@ -406,6 +411,12 @@ class _RefactoringManager {
       inlineRefactoring.inlineAll = inlineOptions.inlineAll;
       return new RefactoringStatus();
     }
+    if (refactoring is MoveFileRefactoring) {
+      MoveFileRefactoring moveRefactoring = this.refactoring;
+      MoveFileOptions moveOptions = params.options;
+      moveRefactoring.newFile = moveOptions.newFile;
+      return new RefactoringStatus();
+    }
     if (refactoring is RenameRefactoring) {
       RenameRefactoring renameRefactoring = refactoring;
       RenameOptions renameOptions = params.options;