From 5e9120d4adfb07aeeadb0e0de1de2eb9ebbd80e0 Mon Sep 17 00:00:00 2001
From: Romain Guy <romainguy@google.com>
Date: Mon, 30 Jan 2012 12:17:22 -0800
Subject: Always initialize AsyncTask on the main thread.

Change-Id: I039e5d6cb7157a0c8873e0d29161daf1cbda5577
---
 core/java/android/app/ActivityThread.java | 4 +++-
 core/java/android/os/AsyncTask.java       | 2 ++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java
index 9807b89..3c5f53a 100644
--- a/core/java/android/app/ActivityThread.java
+++ b/core/java/android/app/ActivityThread.java
@@ -4413,7 +4413,7 @@ public final class ActivityThread {
         });
     }
 
-    public static final ActivityThread systemMain() {
+    public static ActivityThread systemMain() {
         HardwareRenderer.disable(true);
         ActivityThread thread = new ActivityThread();
         thread.attach(true);
@@ -4454,6 +4454,8 @@ public final class ActivityThread {
         ActivityThread thread = new ActivityThread();
         thread.attach(false);
 
+        AsyncTask.init();
+
         if (false) {
             Looper.myLooper().setMessageLogging(new
                     LogPrinter(Log.DEBUG, "ActivityThread"));
diff --git a/core/java/android/os/AsyncTask.java b/core/java/android/os/AsyncTask.java
index 5e9abb7..fd6bed7 100644
--- a/core/java/android/os/AsyncTask.java
+++ b/core/java/android/os/AsyncTask.java
@@ -135,6 +135,8 @@ import java.util.concurrent.atomic.AtomicInteger;
  * <p>There are a few threading rules that must be followed for this class to
  * work properly:</p>
  * <ul>
+ *     <li>The AsyncTask class must be loaded on the UI thread. This is done
+ *     automatically as of {@link android.os.Build.VERSION_CODES#JELLY_BEAN}.</li>
  *     <li>The task instance must be created on the UI thread.</li>
  *     <li>{@link #execute} must be invoked on the UI thread.</li>
  *     <li>Do not call {@link #onPreExecute()}, {@link #onPostExecute},
-- 
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