Rename "BookmarkThumbnailWidget" to "BookmarkWidget".

chrome/android/java/res/layout/bookmark_thumbnail_widget_item.xml

Index: chrome/android/java/res/layout/bookmark_thumbnail_widget_item.xml
diff --git a/chrome/android/java/res/layout/bookmark_thumbnail_widget_item.xml b/chrome/android/java/res/layout/bookmark_thumbnail_widget_item.xml
deleted file mode 100644
index daa49355396f55ee6b08acb6465fa43fa6fcdca3..0000000000000000000000000000000000000000
--- a/chrome/android/java/res/layout/bookmark_thumbnail_widget_item.xml
+++ /dev/null
@@ -1,33 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright 2015 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. -->
-
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:id="@+id/list_item"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:gravity="center_vertical"
-    android:orientation="horizontal" >
-
-    <ImageView
-        android:id="@+id/favicon"
-        android:layout_width="64dp"
-        android:layout_height="48dp"
-        android:contentDescription="@null"
-        android:scaleType="center" />
-
-    <TextView
-        android:id="@+id/title"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        android:layout_weight="1"
-        android:gravity="center_vertical"
-        android:minHeight="48dp"
-        android:paddingEnd="16dp"
-        android:singleLine="true"
-        android:textAlignment="viewStart"
-        android:textColor="@color/default_text_color"
-        android:textSize="16sp" />
-
-</LinearLayout>