Merge "Add new method to differentiate custom notifications" into udc-dev am: bda9feabf6

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22501282

Change-Id: Ia9f735a18948ee1e418882483ccc9a462abccdd8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

core/java/android/app/Notification.java

@@ -7015,6 +7015,22 @@ public class Notification implements Parcelable
         return isMediaStyle && hasMediaSession;
     }
 
+    /**
+     * @return true for custom notifications, including notifications
+     * with DecoratedCustomViewStyle or DecoratedMediaCustomViewStyle,
+     * and other notifications with user-provided custom views.
+     *
+     * @hide
+     */
+    public Boolean isCustomNotification() {
+        if (contentView == null
+                && bigContentView == null
+                && headsUpContentView == null) {
+            return false;
+        }
+        return true;
+    }
+
     /**
      * @return true if this notification is showing as a bubble
      *