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Unified Diff: net/quic/quic_write_blocked_list.h

Issue 992733002: Remove //net (except for Android test stuff) and sdch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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Index: net/quic/quic_write_blocked_list.h
diff --git a/net/quic/quic_write_blocked_list.h b/net/quic/quic_write_blocked_list.h
deleted file mode 100644
index 6727fb4e826e2fae1d5653a153ab3cbcacd1347b..0000000000000000000000000000000000000000
--- a/net/quic/quic_write_blocked_list.h
+++ /dev/null
@@ -1,113 +0,0 @@
-// Copyright 2014 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.
-//
-#ifndef NET_QUIC_QUIC_WRITE_BLOCKED_LIST_H_
-#define NET_QUIC_QUIC_WRITE_BLOCKED_LIST_H_
-
-#include <set>
-
-#include "net/base/net_export.h"
-#include "net/quic/quic_protocol.h"
-#include "net/spdy/write_blocked_list.h"
-
-namespace net {
-
-// Keeps tracks of the QUIC streams that have data to write, sorted by
-// priority. QUIC stream priority order is:
-// Crypto stream > Headers stream > Data streams by requested priority.
-class NET_EXPORT_PRIVATE QuicWriteBlockedList {
- private:
- typedef WriteBlockedList<QuicStreamId> QuicWriteBlockedListBase;
-
- public:
- static const QuicPriority kHighestPriority;
- static const QuicPriority kLowestPriority;
-
- QuicWriteBlockedList();
- ~QuicWriteBlockedList();
-
- bool HasWriteBlockedDataStreams() const {
- return base_write_blocked_list_.HasWriteBlockedStreams();
- }
-
- bool HasWriteBlockedCryptoOrHeadersStream() const {
- return crypto_stream_blocked_ || headers_stream_blocked_;
- }
-
- size_t NumBlockedStreams() const {
- size_t num_blocked = base_write_blocked_list_.NumBlockedStreams();
- if (crypto_stream_blocked_) {
- ++num_blocked;
- }
- if (headers_stream_blocked_) {
- ++num_blocked;
- }
-
- return num_blocked;
- }
-
- QuicStreamId PopFront() {
- if (crypto_stream_blocked_) {
- crypto_stream_blocked_ = false;
- return kCryptoStreamId;
- }
-
- if (headers_stream_blocked_) {
- headers_stream_blocked_ = false;
- return kHeadersStreamId;
- }
-
- SpdyPriority priority =
- base_write_blocked_list_.GetHighestPriorityWriteBlockedList();
- QuicStreamId id = base_write_blocked_list_.PopFront(priority);
- blocked_streams_.erase(id);
- return id;
- }
-
- void PushBack(QuicStreamId stream_id, QuicPriority priority) {
- if (stream_id == kCryptoStreamId) {
- DCHECK_EQ(kHighestPriority, priority);
- // TODO(avd) Add DCHECK(!crypto_stream_blocked_)
- crypto_stream_blocked_ = true;
- return;
- }
-
- if (stream_id == kHeadersStreamId) {
- DCHECK_EQ(kHighestPriority, priority);
- // TODO(avd) Add DCHECK(!headers_stream_blocked_);
- headers_stream_blocked_ = true;
- return;
- }
-
- if (blocked_streams_.find(stream_id) != blocked_streams_.end()) {
- DVLOG(1) << "Stream " << stream_id << " already in write blocked list.";
- return;
- }
-
- base_write_blocked_list_.PushBack(
- stream_id, static_cast<SpdyPriority>(priority));
- blocked_streams_.insert(stream_id);
- return;
- }
-
- bool crypto_stream_blocked() const { return crypto_stream_blocked_; }
- bool headers_stream_blocked() const { return headers_stream_blocked_; }
-
- private:
- QuicWriteBlockedListBase base_write_blocked_list_;
- bool crypto_stream_blocked_;
- bool headers_stream_blocked_;
-
- // Keep track of write blocked streams in a set for faster membership checking
- // than iterating over the base_write_blocked_list_. The contents of this set
- // should mirror the contents of base_write_blocked_list_.
- std::set<QuicStreamId> blocked_streams_;
-
- DISALLOW_COPY_AND_ASSIGN(QuicWriteBlockedList);
-};
-
-} // namespace net
-
-
-#endif // NET_QUIC_QUIC_WRITE_BLOCKED_LIST_H_
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