From a79674619895b3c646fa0b94f8592f25b0fe98f1 Mon Sep 17 00:00:00 2001
From: Daichi Hirono <hirono@google.com>
Date: Thu, 14 Jan 2016 12:45:49 +0900
Subject: [PATCH] Check isDestroyed after finishing async
 HandleRootsChangedTask.

HandleRootsChangedTask will be finished after the Activity is destroyed,
though we no longer to be able to change the directory at that time.

BUG=26454277

Change-Id: Ia414134c80d900ef2e6c382fdd9209a154d940af
---
 .../DocumentsUI/src/com/android/documentsui/BaseActivity.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
index 180a48eaca991..2e2dccda42209 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
@@ -630,7 +630,7 @@ public abstract class BaseActivity extends Activity {
 
         @Override
         protected void onPostExecute(RootInfo homeRoot) {
-            if (homeRoot != null && mHome != null) {
+            if (homeRoot != null && mHome != null && !isDestroyed()) {
                 // Clear entire backstack and start in new root
                 mState.onRootChanged(homeRoot);
                 mSearchManager.update(homeRoot);