Add code for persisting tasks and activities to disk DO NOT MERGE

Recent tasks that have the persistable flag set are
saved to /data/system/recent_tasks/ on shutdown and in the
background. Their thumbnails are saved to
/data/system/recent_images/.

Change-Id: Ifb820a01c412fe1f8c0f6e41aa655fafd89eaa8d

1 files changed, 11 insertions, 2 deletions

diff --git a/core/java/android/os/CommonBundle.java b/core/java/android/os/CommonBundle.java
index e11f170..c1b202c 100644
--- a/core/java/android/os/CommonBundle.java
+++ b/core/java/android/os/CommonBundle.java
@@ -18,11 +18,10 @@ package android.os;
 
 import android.util.ArrayMap;
 import android.util.Log;
-import android.util.SparseArray;
 
 import java.io.Serializable;
 import java.util.ArrayList;
-import java.util.List;
+import java.util.Map;
 import java.util.Set;
 
 /**
@@ -304,6 +303,16 @@ abstract class CommonBundle implements Parcelable, Cloneable {
     }
 
     /**
+     * Inserts all mappings from the given Map into this CommonBundle.
+     *
+     * @param map a Map
+     */
+    void putAll(Map map) {
+        unparcel();
+        mMap.putAll(map);
+    }
+
+    /**
      * Returns a Set containing the Strings used as keys in this Bundle.
      *
      * @return a Set of String keys