Generate a toJson method onto our generated types, int is now represented as the wrapped Integer in…

editor/tools/plugins/com.google.dart.server/src/com/google/dart/server/generated/types/SourceChange.java

Index: editor/tools/plugins/com.google.dart.server/src/com/google/dart/server/generated/types/SourceChange.java
diff --git a/editor/tools/plugins/com.google.dart.server/src/com/google/dart/server/generated/types/SourceChange.java b/editor/tools/plugins/com.google.dart.server/src/com/google/dart/server/generated/types/SourceChange.java
index 90de6f202f56706df9e62ea4da74141bb05fc912..fb60e179ab7f65c439174b52b77c496699f8ea59 100644
--- a/editor/tools/plugins/com.google.dart.server/src/com/google/dart/server/generated/types/SourceChange.java
+++ b/editor/tools/plugins/com.google.dart.server/src/com/google/dart/server/generated/types/SourceChange.java
@@ -20,6 +20,9 @@ import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
 import com.google.dart.server.utilities.general.ObjectUtilities;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonPrimitive;
 import org.apache.commons.lang3.StringUtils;
 
 /**
@@ -106,6 +109,28 @@ public class SourceChange {
     return selection;
   }
 
+  public JsonObject toJson() {
+    // Create a JsonObject
+    JsonObject jsonObject = new JsonObject();
+
+    // message
+    jsonObject.addProperty("message", message);
+
+    // edits
+    // the type Object cannot be represented in JsonObject
+
+    // linkedEditGroups
+    // the type Object cannot be represented in JsonObject
+
+    // selection
+    if (selection != null) {
+      jsonObject.add("selection", selection.toJson());
+    }
+
+    // Return the JsonObject
+    return jsonObject;
+  }
+
   @Override
   public String toString() {
     StringBuilder builder = new StringBuilder();