Add brightness dialog to SystemUI

Change-Id: If31406c9144bb2583876f08dd54b259d1dfa3601
diff --git a/core/java/android/content/Intent.java b/core/java/android/content/Intent.java
index 434946c..fb0b896 100644
--- a/core/java/android/content/Intent.java
+++ b/core/java/android/content/Intent.java
@@ -2489,6 +2489,14 @@
     public static final String ACTION_QUICK_CLOCK =
             "android.intent.action.QUICK_CLOCK";
 
+    /**
+     * Broadcast Action: This is broadcast when a user action should request the
+     * brightness setting dialog.
+     * @hide
+     */
+    public static final String ACTION_SHOW_BRIGHTNESS_DIALOG =
+            "android.intent.action.SHOW_BRIGHTNESS_DIALOG";
+
     // ---------------------------------------------------------------------
     // ---------------------------------------------------------------------
     // Standard intent categories (see addCategory()).