Finish modifying analysis server to make use of code generation.

pkg/analysis_server/lib/src/domain_completion.dart

Index: pkg/analysis_server/lib/src/domain_completion.dart
diff --git a/pkg/analysis_server/lib/src/domain_completion.dart b/pkg/analysis_server/lib/src/domain_completion.dart
index 77c26de26670f18f2476d77d1bf14b1b467ac021..f70a1e9c92650c412d128a715566cd638e2e3559 100644
--- a/pkg/analysis_server/lib/src/domain_completion.dart
+++ b/pkg/analysis_server/lib/src/domain_completion.dart
@@ -7,9 +7,6 @@ library domain.completion;
 import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/protocol.dart';
-import 'package:analysis_server/src/protocol2.dart' show
-    CompletionGetSuggestionsParams, CompletionGetSuggestionsResult,
-    CompletionSuggestion;
 import 'package:analysis_server/src/services/completion/completion_manager.dart';
 
 /**
@@ -75,12 +72,7 @@ class CompletionDomainHandler implements RequestHandler {
    */
   void sendCompletionNotification(String completionId, int replacementOffset,
       int replacementLength, Iterable<CompletionSuggestion> results, bool isLast) {
-    Notification notification = new Notification(COMPLETION_RESULTS);
-    notification.setParameter(ID, completionId);
-    notification.setParameter(REPLACEMENT_OFFSET, replacementOffset);
-    notification.setParameter(REPLACEMENT_LENGTH, replacementLength);
-    notification.setParameter(RESULTS, results);
-    notification.setParameter(LAST, isLast);
-    server.sendNotification(notification);
+    server.sendNotification(new CompletionResultsParams(completionId,
+        replacementOffset, replacementLength, results, isLast).toNotification());
   }
 }