New supported QuickViewConstant feature to delete a file.

Bug: 65368139
Test: compiles
Change-Id: I45e31f9ee063a9bd1330b3031bc770f7f0bf312e
diff --git a/core/java/android/content/QuickViewConstants.java b/core/java/android/content/QuickViewConstants.java
index 7455d0c..a25513d 100644
--- a/core/java/android/content/QuickViewConstants.java
+++ b/core/java/android/content/QuickViewConstants.java
@@ -33,7 +33,7 @@
     public static final String FEATURE_VIEW = "android:view";
 
     /**
-     * Feature to view a document using system standard editing mechanism, like
+     * Feature to edit a document using system standard editing mechanism, like
      * {@link Intent#ACTION_EDIT}.
      *
      * @see Intent#EXTRA_QUICK_VIEW_FEATURES
@@ -42,6 +42,15 @@
     public static final String FEATURE_EDIT = "android:edit";
 
     /**
+     * Feature to delete an individual document. Quick viewer implementations must use
+     * Storage Access Framework to both verify delete permission and to delete content.
+     *
+     * @see DocumentsContract#Document#FLAG_SUPPORTS_DELETE
+     * @see DocumentsContract#deleteDocument(ContentResolver resolver, Uri documentUri)
+     */
+    public static final String FEATURE_DELETE = "android:delete";
+
+    /**
      * Feature to view a document using system standard sending mechanism, like
      * {@link Intent#ACTION_SEND}.
      *