Revert "Move WebSocketHandleImpl into Blink"

third_party/WebKit/Source/modules/websockets/WebSocketHandle.cpp

-// Copyright 2013 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 "modules/websockets/WebSocketHandle.h"
-
-#include "modules/websockets/WebSocketHandleClient.h"
-#include "platform/network/WebSocketHandshakeRequest.h"
-#include "platform/network/WebSocketHandshakeResponse.h"
-#include "platform/weborigin/KURL.h"
-#include "platform/weborigin/SecurityOrigin.h"
-#include "public/platform/InterfaceProvider.h"
-#include "public/platform/Platform.h"
-#include "public/platform/WebScheduler.h"
-#include "wtf/Functional.h"
-#include "wtf/text/WTFString.h"
-
-namespace blink {
-namespace {
-
-const uint16_t kAbnormalShutdownOpCode = 1006;
-
-} // namespace
-
-WebSocketHandle::WebSocketHandle()
-    : m_client(nullptr)
-    , m_clientBinding(this)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " created";
-}
-
-WebSocketHandle::~WebSocketHandle()
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " deleted";
-
-    if (m_websocket)
-        m_websocket->StartClosingHandshake(kAbnormalShutdownOpCode, emptyString());
-}
-
-void WebSocketHandle::initialize(InterfaceProvider* interfaceProvider)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " initialize(...)";
-
-    DCHECK(!m_websocket);
-    interfaceProvider->getInterface(mojo::GetProxy(&m_websocket));
-
-    m_websocket.set_connection_error_handler(
-        convertToBaseCallback(bind(&WebSocketHandle::onConnectionError, unretained(this))));
-}
-
-void WebSocketHandle::connect(const KURL& url, const Vector<String>& protocols, SecurityOrigin* origin, const KURL& firstPartyForCookies, const String& userAgentOverride, WebSocketHandleClient* client)
-{
-    DCHECK(m_websocket);
-
-    DVLOG(1) << "WebSocketHandle @" << this << " connect(" << url.getString() << ", " << origin->toString() << ")";
-
-    DCHECK(!m_client);
-    DCHECK(client);
-    m_client = client;
-
-    m_websocket->AddChannelRequest(
-        url,
-        protocols,
-        origin,
-        firstPartyForCookies,
-        userAgentOverride.isNull() ? emptyString() : userAgentOverride,
-        m_clientBinding.CreateInterfacePtrAndBind(
-            Platform::current()->currentThread()->scheduler()->loadingTaskRunner()->taskRunner()));
-}
-
-void WebSocketHandle::send(bool fin, WebSocketHandle::MessageType type, const char* data, size_t size)
-{
-    DCHECK(m_websocket);
-
-    mojom::blink::WebSocketMessageType typeToPass;
-    switch (type) {
-    case WebSocketHandle::MessageTypeContinuation:
-        typeToPass = mojom::blink::WebSocketMessageType::CONTINUATION;
-        break;
-    case WebSocketHandle::MessageTypeText:
-        typeToPass = mojom::blink::WebSocketMessageType::TEXT;
-        break;
-    case WebSocketHandle::MessageTypeBinary:
-        typeToPass = mojom::blink::WebSocketMessageType::BINARY;
-        break;
-    default:
-        NOTREACHED();
-        return;
-    }
-
-    DVLOG(1) << "WebSocketHandle @" << this << " send(" << fin << ", " << typeToPass << ", " << "(data size = "  << size << "))";
-
-    // TODO(darin): Avoid this copy.
-    Vector<uint8_t> dataToPass(size);
-    std::copy(data, data + size, dataToPass.begin());
-
-    m_websocket->SendFrame(fin, typeToPass, dataToPass);
-}
-
-void WebSocketHandle::flowControl(int64_t quota)
-{
-    DCHECK(m_websocket);
-
-    DVLOG(1) << "WebSocketHandle @" << this << " flowControl(" << quota << ")";
-
-    m_websocket->SendFlowControl(quota);
-}
-
-void WebSocketHandle::close(unsigned short code, const String& reason)
-{
-    DCHECK(m_websocket);
-
-    DVLOG(1) << "WebSocketHandle @" << this << " close(" << code << ", " << reason << ")";
-
-    m_websocket->StartClosingHandshake(code, reason.isNull() ? emptyString() : reason);
-}
-
-void WebSocketHandle::disconnect()
-{
-    m_websocket.reset();
-    m_client = nullptr;
-}
-
-void WebSocketHandle::onConnectionError()
-{
-    if (!Platform::current()) {
-        // In the renderer shutdown sequence, mojo channels are destructed and
-        // this function is called. On the other hand, blink objects became
-        // invalid *silently*, which means we must not touch |*client_| any
-        // more.
-        // TODO(yhirano): Remove this code once the shutdown sequence is fixed.
-        disconnect();
-        return;
-    }
-
-    // Our connection to the WebSocket was dropped. This could be due to
-    // exceeding the maximum number of concurrent websockets from this process.
-
-    // TODO(darin): Communicate a more specific error here (see crbug/634502).
-    OnFailChannel(
-        "Error in connection establishment: net:"
-        ":ERR_INSUFFICIENT_RESOURCES");
-}
-
-void WebSocketHandle::OnFailChannel(const String& message)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " OnFailChannel(" << message << ")";
-
-    WebSocketHandleClient* client = m_client;
-    disconnect();
-    if (!client)
-        return;
-
-    client->didFail(this, message);
-    // |this| can be deleted here.
-}
-
-void WebSocketHandle::OnStartOpeningHandshake(mojom::blink::WebSocketHandshakeRequestPtr request)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " OnStartOpeningHandshake(" << request->url.getString() << ")";
-
-    RefPtr<WebSocketHandshakeRequest> requestToPass = WebSocketHandshakeRequest::create(request->url);
-    for (size_t i = 0; i < request->headers.size(); ++i) {
-        const mojom::blink::HttpHeaderPtr& header = request->headers[i];
-        requestToPass->addHeaderField(AtomicString(header->name), AtomicString(header->value));
-    }
-    requestToPass->setHeadersText(request->headers_text);
-    m_client->didStartOpeningHandshake(this, requestToPass);
-}
-
-void WebSocketHandle::OnFinishOpeningHandshake(mojom::blink::WebSocketHandshakeResponsePtr response)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " OnFinishOpeningHandshake(" << response->url.getString() << ")";
-
-    WebSocketHandshakeResponse responseToPass;
-    responseToPass.setStatusCode(response->status_code);
-    responseToPass.setStatusText(response->status_text);
-    for (size_t i = 0; i < response->headers.size(); ++i) {
-        const mojom::blink::HttpHeaderPtr& header = response->headers[i];
-        responseToPass.addHeaderField(AtomicString(header->name), AtomicString(header->value));
-    }
-    responseToPass.setHeadersText(response->headers_text);
-    m_client->didFinishOpeningHandshake(this, &responseToPass);
-}
-
-void WebSocketHandle::OnAddChannelResponse(const String& protocol, const String& extensions)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " OnAddChannelResponse(" << protocol << ", " << extensions << ")";
-
-    if (!m_client)
-        return;
-
-    m_client->didConnect(this, protocol, extensions);
-    // |this| can be deleted here.
-}
-
-void WebSocketHandle::OnDataFrame(bool fin, mojom::blink::WebSocketMessageType type, const Vector<uint8_t>& data)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " OnDataFrame(" << fin << ", " << type << ", " << "(data size = " << data.size() << "))";
-    if (!m_client)
-        return;
-
-    WebSocketHandle::MessageType typeToPass = WebSocketHandle::MessageTypeContinuation;
-    switch (type) {
-    case mojom::blink::WebSocketMessageType::CONTINUATION:
-        typeToPass = WebSocketHandle::MessageTypeContinuation;
-        break;
-    case mojom::blink::WebSocketMessageType::TEXT:
-        typeToPass = WebSocketHandle::MessageTypeText;
-        break;
-    case mojom::blink::WebSocketMessageType::BINARY:
-        typeToPass = WebSocketHandle::MessageTypeBinary;
-        break;
-    }
-    const char* dataToPass = reinterpret_cast<const char*>(data.isEmpty() ? nullptr : &data[0]);
-    m_client->didReceiveData(this, fin, typeToPass, dataToPass, data.size());
-    // |this| can be deleted here.
-}
-
-void WebSocketHandle::OnFlowControl(int64_t quota)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " OnFlowControl(" << quota << ")";
-    if (!m_client)
-        return;
-
-    m_client->didReceiveFlowControl(this, quota);
-    // |this| can be deleted here.
-}
-
-void WebSocketHandle::OnDropChannel(bool wasClean, uint16_t code, const String& reason)
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " OnDropChannel(" << wasClean << ", " << code << ", " << reason << ")";
-
-    WebSocketHandleClient* client = m_client;
-    disconnect();
-    if (!client)
-        return;
-
-    client->didClose(this, wasClean, code, reason);
-    // |this| can be deleted here.
-}
-
-void WebSocketHandle::OnClosingHandshake()
-{
-    DVLOG(1) << "WebSocketHandle @" << this << " OnClosingHandshake()";
-    if (!m_client)
-        return;
-
-    m_client->didStartClosingHandshake(this);
-    // |this| can be deleted here.
-}
-
-} // namespace blink