Remove crushed sprite resource and layer

ui/android/java/src/org/chromium/ui/resources/sprites/CrushedSpriteResourceLoader.java

Index: ui/android/java/src/org/chromium/ui/resources/sprites/CrushedSpriteResourceLoader.java
diff --git a/ui/android/java/src/org/chromium/ui/resources/sprites/CrushedSpriteResourceLoader.java b/ui/android/java/src/org/chromium/ui/resources/sprites/CrushedSpriteResourceLoader.java
deleted file mode 100644
index 1f022b4594b4ebc0da1192718aefb343afe12b5d..0000000000000000000000000000000000000000
--- a/ui/android/java/src/org/chromium/ui/resources/sprites/CrushedSpriteResourceLoader.java
+++ /dev/null
@@ -1,50 +0,0 @@
-// 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.
-
-package org.chromium.ui.resources.sprites;
-
-import android.content.res.Resources;
-import android.graphics.Bitmap;
-
-import org.chromium.ui.resources.AndroidResourceType;
-import org.chromium.ui.resources.Resource;
-import org.chromium.ui.resources.ResourceLoader.ResourceLoaderCallback;
-
-/**
- * Handles loading {@link CrushedSpriteResource}s.
- */
-public class CrushedSpriteResourceLoader {
-
-    private final ResourceLoaderCallback mCallback;
-    private final Resources mResources;
-
-    /**
-     * Creates an instance of {@link CrushedSpriteResourceLoader}.
-     * @param callback The {@link ResourceLoaderCallback} to notify when a {@link Resource} is
-     *                 loaded.
-     * @param resources A {@link Resources} instance to load assets from.
-     */
-    public CrushedSpriteResourceLoader(ResourceLoaderCallback callback, Resources resources) {
-        mCallback = callback;
-        mResources = resources;
-    }
-
-    /**
-     * Loads the {@link Bitmap} for {@link CrushedSpriteResource} specified by {@code bitmapResId}
-     * and metadata specified by {@code metadataResId} and notifies the
-     * {@link ResourceLoaderCallback}.
-     * @param bitmapResId The id of the bitmap resource.
-     * @param metadataResId The id of the raw resource containing JSON metadata.
-     */
-    public void loadResource(int bitmapResId, int metadataResId) {
-        CrushedSpriteResource resource = new CrushedSpriteResource(
-                bitmapResId, metadataResId, mResources);
-        mCallback.onResourceLoaded(AndroidResourceType.CRUSHED_SPRITE, bitmapResId, resource);
-    }
-
-    public Bitmap reloadResource(int bitmapResId) {
-        return CrushedSpriteResource.loadBitmap(bitmapResId, mResources);
-    }
-
-}