Revert of Add new HTTP/2 and HPACK decoder in net/http2/.

net/http2/decoder/payload_decoders/window_update_payload_decoder.cc

Index: net/http2/decoder/payload_decoders/window_update_payload_decoder.cc
diff --git a/net/http2/decoder/payload_decoders/window_update_payload_decoder.cc b/net/http2/decoder/payload_decoders/window_update_payload_decoder.cc
deleted file mode 100644
index bc1e54ce1bb74c520ab540901833e506cb54bedf..0000000000000000000000000000000000000000
--- a/net/http2/decoder/payload_decoders/window_update_payload_decoder.cc
+++ /dev/null
@@ -1,82 +0,0 @@
-// Copyright 2016 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.
-
-#include "net/http2/decoder/payload_decoders/window_update_payload_decoder.h"
-
-#include "base/logging.h"
-#include "net/http2/decoder/decode_buffer.h"
-#include "net/http2/decoder/decode_http2_structures.h"
-#include "net/http2/decoder/http2_frame_decoder_listener.h"
-#include "net/http2/http2_constants.h"
-#include "net/http2/http2_structures.h"
-
-namespace net {
-
-DecodeStatus WindowUpdatePayloadDecoder::StartDecodingPayload(
-    FrameDecoderState* state,
-    DecodeBuffer* db) {
-  const Http2FrameHeader& frame_header = state->frame_header();
-  const uint32_t total_length = frame_header.payload_length;
-
-  DVLOG(2) << "WindowUpdatePayloadDecoder::StartDecodingPayload: "
-           << frame_header;
-
-  DCHECK_EQ(Http2FrameType::WINDOW_UPDATE, frame_header.type);
-  DCHECK_LE(db->Remaining(), total_length);
-
-  // WINDOW_UPDATE frames have no flags.
-  DCHECK_EQ(0, frame_header.flags);
-
-  // Special case for when the payload is the correct size and entirely in
-  // the buffer.
-  if (db->Remaining() == Http2WindowUpdateFields::EncodedSize() &&
-      total_length == Http2WindowUpdateFields::EncodedSize()) {
-    DoDecode(&window_update_fields_, db);
-    state->listener()->OnWindowUpdate(
-        frame_header, window_update_fields_.window_size_increment);
-    return DecodeStatus::kDecodeDone;
-  }
-  state->InitializeRemainders();
-  return HandleStatus(state, state->StartDecodingStructureInPayload(
-                                 &window_update_fields_, db));
-}
-
-DecodeStatus WindowUpdatePayloadDecoder::ResumeDecodingPayload(
-    FrameDecoderState* state,
-    DecodeBuffer* db) {
-  DVLOG(2) << "ResumeDecodingPayload: remaining_payload="
-           << state->remaining_payload()
-           << "; db->Remaining=" << db->Remaining();
-  DCHECK_EQ(Http2FrameType::WINDOW_UPDATE, state->frame_header().type);
-  DCHECK_LE(db->Remaining(), state->frame_header().payload_length);
-  return HandleStatus(state, state->ResumeDecodingStructureInPayload(
-                                 &window_update_fields_, db));
-}
-
-DecodeStatus WindowUpdatePayloadDecoder::HandleStatus(FrameDecoderState* state,
-                                                      DecodeStatus status) {
-  DVLOG(2) << "HandleStatus: status=" << status
-           << "; remaining_payload=" << state->remaining_payload();
-  if (status == DecodeStatus::kDecodeDone) {
-    if (state->remaining_payload() == 0) {
-      state->listener()->OnWindowUpdate(
-          state->frame_header(), window_update_fields_.window_size_increment);
-      return DecodeStatus::kDecodeDone;
-    }
-    // Payload is too long.
-    return state->ReportFrameSizeError();
-  }
-  // Not done decoding the structure. Either we've got more payload to decode,
-  // or we've run out because the payload is too short, in which case
-  // OnFrameSizeError will have already been called.
-  DCHECK(
-      (status == DecodeStatus::kDecodeInProgress &&
-       state->remaining_payload() > 0) ||
-      (status == DecodeStatus::kDecodeError && state->remaining_payload() == 0))
-      << "\n status=" << status
-      << "; remaining_payload=" << state->remaining_payload();
-  return status;
-}
-
-}  // namespace net