Remove "list item" from Android NTP class names.

chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/SpacingListItem.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/SpacingListItem.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/SpacingListItem.java b/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/SpacingListItem.java
deleted file mode 100644
index e23c0b9101c66397c4b947ea5b318d4c82ab267f..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/ntp/cards/SpacingListItem.java
+++ /dev/null
@@ -1,38 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.chrome.browser.ntp.cards;
-
-import android.content.Context;
-import android.view.View;
-import android.view.ViewGroup;
-
-/**
- * Placeholder item to let the snippets flow to the top of the scroll list even when it does not
- * contain enough of them. It is displayed as a dummy item with variable height that just occupies
- * the remaining space between the last item in the RecyclerView and the bottom of the screen.
- */
-public class SpacingListItem extends SingleItemGroup {
-    private static class SpacingListItemView extends View {
-        public SpacingListItemView(Context context) {
-            super(context);
-        }
-
-        @Override
-        protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
-            setMeasuredDimension(
-                    0, ((NewTabPageRecyclerView) getParent()).calculateBottomSpacing());
-        }
-    }
-
-    /** Creates the View object for displaying the variable spacing. */
-    public static View createView(ViewGroup parent) {
-        return new SpacingListItemView(parent.getContext());
-    }
-
-    @Override
-    public int getType() {
-        return NewTabPageListItem.VIEW_TYPE_SPACING;
-    }
-}