Change type boolean to Boolean in Java generated code

editor/tools/plugins/com.google.dart.server_test/src/com/google/dart/server/MockAnalysisServer.java

Index: editor/tools/plugins/com.google.dart.server_test/src/com/google/dart/server/MockAnalysisServer.java
diff --git a/editor/tools/plugins/com.google.dart.server_test/src/com/google/dart/server/MockAnalysisServer.java b/editor/tools/plugins/com.google.dart.server_test/src/com/google/dart/server/MockAnalysisServer.java
index 52763580d7a78f133e1c3b125d8663b65085c708..1caa9c8703d3023b379eb4c93020c608c7c64210 100644
--- a/editor/tools/plugins/com.google.dart.server_test/src/com/google/dart/server/MockAnalysisServer.java
+++ b/editor/tools/plugins/com.google.dart.server_test/src/com/google/dart/server/MockAnalysisServer.java
@@ -109,7 +109,7 @@ public class MockAnalysisServer implements AnalysisServer {
 
   @Override
   public void edit_getRefactoring(String kindId, String file, int offset, int length,
-      boolean validateOnly, Object options, GetRefactoringConsumer consumer) {
+      Boolean validateOnly, Object options, GetRefactoringConsumer consumer) {
     throw new UnsupportedOperationException();
   }
 
@@ -119,7 +119,7 @@ public class MockAnalysisServer implements AnalysisServer {
   }
 
   @Override
-  public void search_findElementReferences(String file, int offset, boolean includePotential,
+  public void search_findElementReferences(String file, int offset, Boolean includePotential,
       FindElementReferencesConsumer consumer) {
     throw new UnsupportedOperationException();
   }