Revert "Revert "Adding support for hiding widgets from the widget tray and reconfiguring widgets""

This reverts commit f502e5faec.

Reason for revert: Reverting post-build

Change-Id: I09eb292dbbbe37ffaf3abc477aa2ddb5700093b8

src/com/android/launcher3/DeleteDropTarget.java

@@ -24,6 +24,7 @@ import android.view.View;
 import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
 import com.android.launcher3.dragndrop.DragOptions;
 import com.android.launcher3.folder.Folder;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ControlType;
 
 public class DeleteDropTarget extends ButtonDropTarget {
 
@@ -54,7 +55,7 @@ public class DeleteDropTarget extends ButtonDropTarget {
      * @return true for items that should have a "Remove" action in accessibility.
      */
     @Override
-    public boolean supportsAccessibilityDrop(ItemInfo info) {
+    public boolean supportsAccessibilityDrop(ItemInfo info, View view) {
         return (info instanceof ShortcutInfo)
                 || (info instanceof LauncherAppWidgetInfo)
                 || (info instanceof FolderInfo);
@@ -103,4 +104,9 @@ public class DeleteDropTarget extends ButtonDropTarget {
         mLauncher.getDragLayer()
                 .announceForAccessibility(getContext().getString(R.string.item_removed));
     }
+
+    @Override
+    public int getControlTypeForLogging() {
+        return ControlType.REMOVE_TARGET;
+    }
 }