1 files changed, 4 insertions, 0 deletions
diff --git a/java/com/android/incallui/AnswerScreenPresenterStub.java b/java/com/android/incallui/AnswerScreenPresenterStub.java
index a96fee392..e85fdaa37 100644
--- a/java/com/android/incallui/AnswerScreenPresenterStub.java
+++ b/java/com/android/incallui/AnswerScreenPresenterStub.java
@@ -16,6 +16,7 @@
 
 package com.android.incallui;
 
+import android.support.annotation.FloatRange;
 import com.android.incallui.answer.protocol.AnswerScreenDelegate;
 import com.android.incallui.incalluilock.InCallUiLock;
 
@@ -49,6 +50,9 @@ public class AnswerScreenPresenterStub implements AnswerScreenDelegate {
   public void onAnswerAndReleaseButtonDisabled() {}
 
   @Override
+  public void updateWindowBackgroundColor(@FloatRange(from = -1f, to = 1.0f) float progress) {}
+
+  @Override
   public boolean isActionTimeout() {
     return false;
   }