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

pkg/analysis_server/lib/src/generated_protocol.dart

Index: pkg/analysis_server/lib/src/generated_protocol.dart
diff --git a/pkg/analysis_server/lib/src/generated_protocol.dart b/pkg/analysis_server/lib/src/generated_protocol.dart
index 8da18cf61ca1dbec94bdb8f2ba3eb8c319f75104..67eed941096b9c7ff0fad78c96c841fef6dedb62 100644
--- a/pkg/analysis_server/lib/src/generated_protocol.dart
+++ b/pkg/analysis_server/lib/src/generated_protocol.dart
@@ -7647,6 +7647,7 @@ class Position implements HasToJson {
  *   EXTRACT_METHOD
  *   INLINE_LOCAL_VARIABLE
  *   INLINE_METHOD
+ *   MOVE_FILE
  *   RENAME
  * }
  */
@@ -7663,6 +7664,8 @@ class RefactoringKind {
 
   static const INLINE_METHOD = const RefactoringKind._("INLINE_METHOD");
 
+  static const MOVE_FILE = const RefactoringKind._("MOVE_FILE");
+
   static const RENAME = const RefactoringKind._("RENAME");
 
   final String name;
@@ -7683,6 +7686,8 @@ class RefactoringKind {
         return INLINE_LOCAL_VARIABLE;
       case "INLINE_METHOD":
         return INLINE_METHOD;
+      case "MOVE_FILE":
+        return MOVE_FILE;
       case "RENAME":
         return RENAME;
     }