Delete SkImageDecoder_empty

src/ports/SkImageDecoder_empty.cpp

-
-/*
- * Copyright 2006 The Android Open Source Project
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkBitmap.h"
-#include "SkImage.h"
-#include "SkImageEncoder.h"
-#include "SkMovie.h"
-#include "SkPixelSerializer.h"
-#include "SkStream.h"
-
-/////////////////////////////////////////////////////////////////////////
-
-// Empty implementation for SkMovie.
-
-SkMovie* SkMovie::DecodeStream(SkStreamRewindable* stream) {
-    return nullptr;
-}
-
-/////////////////////////////////////////////////////////////////////////
-
-// Empty implementations for SkImageEncoder.
-
-SkImageEncoder* SkImageEncoder::Create(Type t) {
-    return nullptr;
-}
-
-bool SkImageEncoder::EncodeFile(const char file[], const SkBitmap&, Type, int quality) {
-    return false;
-}
-
-bool SkImageEncoder::EncodeStream(SkWStream*, const SkBitmap&, SkImageEncoder::Type, int) {
-    return false;
-}
-
-SkData* SkImageEncoder::EncodeData(const SkBitmap&, Type, int quality) {
-    return nullptr;
-}
-
-SkData* SkImageEncoder::EncodeData(const SkImageInfo&, const void* pixels, size_t rowBytes,
-                                   Type, int quality) {
-    return nullptr;
-}
-
-SkData* SkImageEncoder::EncodeData(const SkPixmap&, Type, int) {
-    return nullptr;
-}
-
-bool SkImageEncoder::encodeStream(SkWStream*, const SkBitmap&, int) {
-    return false;
-}
-
-SkData* SkImageEncoder::encodeData(const SkBitmap&, int) {
-    return nullptr;
-}
-
-bool SkImageEncoder::encodeFile(const char file[], const SkBitmap& bm, int quality) {
-    return false;
-}
-
-namespace {
-class ImageEncoderPixelSerializer final : public SkPixelSerializer {
-protected:
-    bool onUseEncodedData(const void*, size_t) override { return true; }
-    SkData* onEncode(const SkPixmap&) override { return nullptr; }
-};
-}  // namespace
-
-SkPixelSerializer* SkImageEncoder::CreatePixelSerializer() {
-    return new ImageEncoderPixelSerializer;
-}
-
-/////////////////////////////////////////////////////////////////////////