Remove undefined method allocatePixels

    static jobject createBitmapRegionDecoder(JNIEnv* env,

                                             android::BitmapRegionDecoderWrapper* bitmap);

    /**

     * Given a bitmap we natively allocate a memory block to store the contents

     * of that bitmap.  The memory is then attached to the bitmap via an

     * SkPixelRef, which ensures that upon deletion the appropriate caches

     * are notified.

     */

    static bool allocatePixels(JNIEnv* env, SkBitmap* bitmap);

    /** Copy the colors in colors[] to the bitmap, convert to the correct

        format along the way.

        Whether to use premultiplied pixels is determined by dstBitmap's alphaType.