1 files changed, 12 insertions, 2 deletions
diff --git a/compiler/src/test/java/android/databinding/tool/expr/ExprModelTest.java b/compiler/src/test/java/android/databinding/tool/expr/ExprModelTest.java
index 198cc03e..92b6b3fa 100644
--- a/compiler/src/test/java/android/databinding/tool/expr/ExprModelTest.java
+++ b/compiler/src/test/java/android/databinding/tool/expr/ExprModelTest.java
@@ -23,8 +23,8 @@ import org.junit.Test;
 import org.junit.rules.TestWatcher;
 import org.junit.runner.Description;
 
-import android.databinding.BaseObservable;
 import android.databinding.Bindable;
+import android.databinding.Observable;
 import android.databinding.tool.LayoutBinder;
 import android.databinding.tool.MockLayoutBinder;
 import android.databinding.tool.reflection.ModelAnalyzer;
@@ -1002,7 +1002,7 @@ public class ExprModelTest {
         return mExprModel.filterShouldRead(mExprModel.getPendingExpressions());
     }
 
-    public static class User extends BaseObservable {
+    public static class User implements Observable {
 
         String name;
 
@@ -1043,6 +1043,16 @@ public class ExprModelTest {
             return true;
         }
 
+        @Override
+        public void addOnPropertyChangedCallback(OnPropertyChangedCallback callback) {
+
+        }
+
+        @Override
+        public void removeOnPropertyChangedCallback(OnPropertyChangedCallback callback) {
+
+        }
+
         public static class InnerStaticClass {
 
             public static final int finalField = 3;