Use getActivityToken() instead of mToken in isTopOfTask

mToken could be local tokan and causes IllegalArgumentException.

bug: 29072444
Change-Id: I0f889a70a848ffea31663ed80337e1605c75223e

1 files changed, 1 insertions, 1 deletions

diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index ac5f3effa1f9..a5fcec622956 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -5952,7 +5952,7 @@ public class Activity extends ContextThemeWrapper
             return false;
         }
         try {
-            return ActivityManagerNative.getDefault().isTopOfTask(mToken);
+            return ActivityManagerNative.getDefault().isTopOfTask(getActivityToken());
         } catch (RemoteException e) {
             return false;
         }