Index: components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/MockAccountManager.java |
diff --git a/components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/MockAccountManager.java b/components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/MockAccountManager.java |
index d7a67c7fde76082820463b94443dfca364ded5eb..5d26d5ee6e3ff5254e84c513e75d0f0e8441c793 100644 |
--- a/components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/MockAccountManager.java |
+++ b/components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/MockAccountManager.java |
@@ -184,6 +184,10 @@ public class MockAccountManager implements AccountManagerDelegate { |
public void updateCredentials( |
Account account, Activity activity, final Callback<Boolean> callback) { |
ThreadUtils.assertOnUiThread(); |
+ if (callback == null) { |
+ return; |
+ } |
+ |
ThreadUtils.postOnUiThread(new Runnable() { |
@Override |
public void run() { |