diff --git a/api/system-current.txt b/api/system-current.txt
index 077ac64..2f8870c 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -10236,6 +10236,7 @@
     field public static final java.lang.String EXTRA_PROCESS_TEXT_READONLY = "android.intent.extra.PROCESS_TEXT_READONLY";
     field public static final java.lang.String EXTRA_QUICK_VIEW_FEATURES = "android.intent.extra.QUICK_VIEW_FEATURES";
     field public static final java.lang.String EXTRA_QUIET_MODE = "android.intent.extra.QUIET_MODE";
+    field public static final java.lang.String EXTRA_REASON = "android.intent.extra.REASON";
     field public static final java.lang.String EXTRA_REFERRER = "android.intent.extra.REFERRER";
     field public static final java.lang.String EXTRA_REFERRER_NAME = "android.intent.extra.REFERRER_NAME";
     field public static final java.lang.String EXTRA_REMOTE_CALLBACK = "android.intent.extra.REMOTE_CALLBACK";
diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index e47de75..dd729a3 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -3444,11 +3444,12 @@
     /**
      * A broadcast action to trigger a factory reset.
      *
-     * <p> The sender must hold the {@link android.Manifest.permission#MASTER_CLEAR} permission.
+     * <p>The sender must hold the {@link android.Manifest.permission#MASTER_CLEAR} permission. The
+     * reason for the factory reset should be specified as {@link #EXTRA_REASON}.
      *
      * <p>Not for use by third-party applications.
      *
-     * @see #EXTRA_FORCE_MASTER_CLEAR
+     * @see #EXTRA_FORCE_FACTORY_RESET
      *
      * {@hide}
      */
@@ -4827,7 +4828,13 @@
     /** @hide */
     public static final int EXTRA_TIME_PREF_VALUE_USE_LOCALE_DEFAULT = 2;
 
-    /** {@hide} */
+    /**
+     * Intent extra: the reason that the operation associated with this intent is being performed.
+     *
+     * <p>Type: String
+     * @hide
+     */
+    @SystemApi
     public static final String EXTRA_REASON = "android.intent.extra.REASON";
 
     /**