Merge "Implement launch bounds logic in Android (3/3)"

core/java/android/view/Display.java

@@ -454,6 +454,19 @@ public final class Display {
         return mDisplayId;
     }
 
+    /**
+     * Gets the display unique id.
+     * <p>
+     * Unique id is different from display id because physical displays have stable unique id across
+     * reboots.
+     *
+     * @see com.android.service.display.DisplayDevice#hasStableUniqueId().
+     * @hide
+     */
+    public String getUniqueId() {
+        return mDisplayInfo.uniqueId;
+    }
+
     /**
      * Returns true if this display is still valid, false if the display has been removed.
      *