Revert of Create an SkCodecImageGenerator

src/core/SkCodecImageGenerator.cpp

-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkCodecImageGenerator.h"
-
-SkImageGenerator* SkCodecImageGenerator::NewFromEncodedCodec(SkData* data) {
-    SkCodec* codec = SkCodec::NewFromData(data);
-    if (nullptr == codec) {
-        return nullptr;
-    }
-
-    return new SkCodecImageGenerator(codec, data);
-}
-
-SkCodecImageGenerator::SkCodecImageGenerator(SkCodec* codec, SkData* data)
-    : INHERITED(codec->getInfo())
-    , fCodec(codec)
-    , fData(SkRef(data))
-{}
-
-SkData* SkCodecImageGenerator::onRefEncodedData(SK_REFENCODEDDATA_CTXPARAM) {
-    return SkRef(fData.get());
-}
-
-bool SkCodecImageGenerator::onGetPixels(const SkImageInfo& info, void* pixels, size_t rowBytes,
-        SkPMColor ctable[], int* ctableCount) {
-
-    SkCodec::Result result = fCodec->getPixels(info, pixels, rowBytes, nullptr, ctable,
-            ctableCount);
-    switch (result) {
-        case SkCodec::kSuccess:
-        case SkCodec::kIncompleteInput:
-            return true;
-        default:
-            return false;
-    }
-}
-
-bool SkCodecImageGenerator::onGetYUV8Planes(SkISize sizes[3], void* planes[3], size_t rowBytes[3],
-        SkYUVColorSpace* colorSpace) {
-    return false;
-}