Add support for pulling icons for OfflineItems

components/offline_items_collection/core/android/java/src/org/chromium/components/offline_items_collection/OfflineItemVisuals.java

+// Copyright 2017 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.components.offline_items_collection;
+
+import android.graphics.Bitmap;
+
+import org.chromium.base.annotations.SuppressFBWarnings;
+
+/**
+ * This class is the Java counterpart to the C++ OfflineItemVisuals
+ * (components/offline_items_collection/core/offline_item.h) class.
+ *
+ * For all member variable descriptions see the C++ class.
+ * TODO(dtrainor): Investigate making all class members for this and the C++ counterpart const.
+ */
+@SuppressFBWarnings("URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
+public class OfflineItemVisuals {
+    public Bitmap icon;
+}