Add m-esr52 at 52.6.0

1 files changed, 907 insertions, 0 deletions

diff --git a/netwerk/ipc/NeckoParent.cpp b/netwerk/ipc/NeckoParent.cpp
new file mode 100644
index 000000000..5913b59d9
--- /dev/null
+++ b/netwerk/ipc/NeckoParent.cpp
@@ -0,0 +1,907 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et tw=80 : */
+
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "necko-config.h"
+#include "nsHttp.h"
+#include "mozilla/net/NeckoParent.h"
+#include "mozilla/net/HttpChannelParent.h"
+#include "mozilla/net/CookieServiceParent.h"
+#include "mozilla/net/WyciwygChannelParent.h"
+#include "mozilla/net/FTPChannelParent.h"
+#include "mozilla/net/WebSocketChannelParent.h"
+#include "mozilla/net/WebSocketEventListenerParent.h"
+#include "mozilla/net/DataChannelParent.h"
+#include "mozilla/net/AltDataOutputStreamParent.h"
+#include "mozilla/Unused.h"
+#ifdef NECKO_PROTOCOL_rtsp
+#include "mozilla/net/RtspControllerParent.h"
+#include "mozilla/net/RtspChannelParent.h"
+#endif
+#include "mozilla/net/DNSRequestParent.h"
+#include "mozilla/net/ChannelDiverterParent.h"
+#include "mozilla/net/IPCTransportProvider.h"
+#include "mozilla/dom/ChromeUtils.h"
+#include "mozilla/dom/ContentParent.h"
+#include "mozilla/dom/TabContext.h"
+#include "mozilla/dom/TabParent.h"
+#include "mozilla/dom/network/TCPSocketParent.h"
+#include "mozilla/dom/network/TCPServerSocketParent.h"
+#include "mozilla/dom/network/UDPSocketParent.h"
+#include "mozilla/dom/workers/ServiceWorkerManager.h"
+#include "mozilla/LoadContext.h"
+#include "mozilla/AppProcessChecker.h"
+#include "nsPrintfCString.h"
+#include "nsHTMLDNSPrefetch.h"
+#include "nsIAppsService.h"
+#include "nsEscape.h"
+#include "SerializedLoadContext.h"
+#include "nsAuthInformationHolder.h"
+#include "nsIAuthPromptCallback.h"
+#include "nsPrincipal.h"
+#include "nsINetworkPredictor.h"
+#include "nsINetworkPredictorVerifier.h"
+#include "nsISpeculativeConnect.h"
+
+using mozilla::DocShellOriginAttributes;
+using mozilla::NeckoOriginAttributes;
+using mozilla::dom::ChromeUtils;
+using mozilla::dom::ContentParent;
+using mozilla::dom::TabContext;
+using mozilla::dom::TabParent;
+using mozilla::net::PTCPSocketParent;
+using mozilla::dom::TCPSocketParent;
+using mozilla::net::PTCPServerSocketParent;
+using mozilla::dom::TCPServerSocketParent;
+using mozilla::net::PUDPSocketParent;
+using mozilla::dom::UDPSocketParent;
+using mozilla::dom::workers::ServiceWorkerManager;
+using mozilla::ipc::OptionalPrincipalInfo;
+using mozilla::ipc::PrincipalInfo;
+using IPC::SerializedLoadContext;
+
+namespace mozilla {
+namespace net {
+
+// C++ file contents
+NeckoParent::NeckoParent()
+{
+  // Init HTTP protocol handler now since we need atomTable up and running very
+  // early (IPDL argument handling for PHttpChannel constructor needs it) so
+  // normal init (during 1st Http channel request) isn't early enough.
+  nsCOMPtr<nsIProtocolHandler> proto =
+    do_GetService("@mozilla.org/network/protocol;1?name=http");
+
+  // only register once--we will have multiple NeckoParents if there are
+  // multiple child processes.
+  static bool registeredBool = false;
+  if (!registeredBool) {
+    Preferences::AddBoolVarCache(&NeckoCommonInternal::gSecurityDisabled,
+                                 "network.disable.ipc.security");
+    registeredBool = true;
+  }
+}
+
+NeckoParent::~NeckoParent()
+{
+}
+
+static PBOverrideStatus
+PBOverrideStatusFromLoadContext(const SerializedLoadContext& aSerialized)
+{
+  if (!aSerialized.IsNotNull() && aSerialized.IsPrivateBitValid()) {
+    return (aSerialized.mOriginAttributes.mPrivateBrowsingId > 0) ?
+      kPBOverride_Private :
+      kPBOverride_NotPrivate;
+  }
+  return kPBOverride_Unset;
+}
+
+static already_AddRefed<nsIPrincipal>
+GetRequestingPrincipal(const OptionalLoadInfoArgs aOptionalLoadInfoArgs)
+{
+  if (aOptionalLoadInfoArgs.type() != OptionalLoadInfoArgs::TLoadInfoArgs) {
+    return nullptr;
+  }
+
+  const LoadInfoArgs& loadInfoArgs = aOptionalLoadInfoArgs.get_LoadInfoArgs();
+  const OptionalPrincipalInfo& optionalPrincipalInfo =
+    loadInfoArgs.requestingPrincipalInfo();
+
+  if (optionalPrincipalInfo.type() != OptionalPrincipalInfo::TPrincipalInfo) {
+    return nullptr;
+  }
+
+  const PrincipalInfo& principalInfo =
+    optionalPrincipalInfo.get_PrincipalInfo();
+
+  return PrincipalInfoToPrincipal(principalInfo);
+}
+
+static already_AddRefed<nsIPrincipal>
+GetRequestingPrincipal(const HttpChannelCreationArgs& aArgs)
+{
+  if (aArgs.type() != HttpChannelCreationArgs::THttpChannelOpenArgs) {
+    return nullptr;
+  }
+
+  const HttpChannelOpenArgs& args = aArgs.get_HttpChannelOpenArgs();
+  return GetRequestingPrincipal(args.loadInfo());
+}
+
+static already_AddRefed<nsIPrincipal>
+GetRequestingPrincipal(const FTPChannelCreationArgs& aArgs)
+{
+  if (aArgs.type() != FTPChannelCreationArgs::TFTPChannelOpenArgs) {
+    return nullptr;
+  }
+
+  const FTPChannelOpenArgs& args = aArgs.get_FTPChannelOpenArgs();
+  return GetRequestingPrincipal(args.loadInfo());
+}
+
+// Bug 1289001 - If GetValidatedOriginAttributes returns an error string, that
+// usually leads to a content crash with very little info about the cause.
+// We prefer to crash on the parent, so we get the reason in the crash report.
+static MOZ_COLD
+void CrashWithReason(const char * reason)
+{
+#ifndef RELEASE_OR_BETA
+  MOZ_CRASH_UNSAFE_OOL(reason);
+#endif
+}
+
+const char*
+NeckoParent::GetValidatedOriginAttributes(const SerializedLoadContext& aSerialized,
+                                          PContentParent* aContent,
+                                          nsIPrincipal* aRequestingPrincipal,
+                                          DocShellOriginAttributes& aAttrs)
+{
+  if (!UsingNeckoIPCSecurity()) {
+    if (!aSerialized.IsNotNull()) {
+      // If serialized is null, we cannot validate anything. We have to assume
+      // that this requests comes from a SystemPrincipal.
+      aAttrs = DocShellOriginAttributes(NECKO_NO_APP_ID, false);
+    } else {
+      aAttrs = aSerialized.mOriginAttributes;
+    }
+    return nullptr;
+  }
+
+  if (!aSerialized.IsNotNull()) {
+    CrashWithReason("GetValidatedOriginAttributes | SerializedLoadContext from child is null");
+    return "SerializedLoadContext from child is null";
+  }
+
+  nsTArray<TabContext> contextArray =
+    static_cast<ContentParent*>(aContent)->GetManagedTabContext();
+
+  nsAutoCString serializedSuffix;
+  aSerialized.mOriginAttributes.CreateAnonymizedSuffix(serializedSuffix);
+
+  nsAutoCString debugString;
+  for (uint32_t i = 0; i < contextArray.Length(); i++) {
+    const TabContext& tabContext = contextArray[i];
+
+    if (!ChromeUtils::IsOriginAttributesEqual(aSerialized.mOriginAttributes,
+                                              tabContext.OriginAttributesRef())) {
+      debugString.Append("(");
+      debugString.Append(serializedSuffix);
+      debugString.Append(",");
+
+      nsAutoCString tabSuffix;
+      tabContext.OriginAttributesRef().CreateAnonymizedSuffix(tabSuffix);
+      debugString.Append(tabSuffix);
+
+      debugString.Append(")");
+      continue;
+    }
+
+    aAttrs = aSerialized.mOriginAttributes;
+    return nullptr;
+  }
+
+  // This may be a ServiceWorker: when a push notification is received, FF wakes
+  // up the corrisponding service worker so that it can manage the PushEvent. At
+  // that time we probably don't have any valid tabcontext, but still, we want
+  // to support http channel requests coming from that ServiceWorker.
+  if (aRequestingPrincipal) {
+    RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
+    if (swm &&
+        swm->MayHaveActiveServiceWorkerInstance(static_cast<ContentParent*>(aContent),
+                                                aRequestingPrincipal)) {
+      aAttrs = aSerialized.mOriginAttributes;
+      return nullptr;
+    }
+  }
+
+  nsAutoCString errorString;
+  errorString.Append("GetValidatedOriginAttributes | App does not have permission -");
+  errorString.Append(debugString);
+
+  // Leak the buffer on the heap to make sure that it lives long enough, as
+  // MOZ_CRASH_ANNOTATE expects the pointer passed to it to live to the end of
+  // the program.
+  char * error = strdup(errorString.BeginReading());
+  CrashWithReason(error);
+  return "App does not have permission";
+}
+
+const char *
+NeckoParent::CreateChannelLoadContext(const PBrowserOrId& aBrowser,
+                                      PContentParent* aContent,
+                                      const SerializedLoadContext& aSerialized,
+                                      nsIPrincipal* aRequestingPrincipal,
+                                      nsCOMPtr<nsILoadContext> &aResult)
+{
+  DocShellOriginAttributes attrs;
+  const char* error = GetValidatedOriginAttributes(aSerialized, aContent,
+                                                   aRequestingPrincipal, attrs);
+  if (error) {
+    return error;
+  }
+
+  // if !UsingNeckoIPCSecurity(), we may not have a LoadContext to set. This is
+  // the common case for most xpcshell tests.
+  if (aSerialized.IsNotNull()) {
+    attrs.SyncAttributesWithPrivateBrowsing(aSerialized.mOriginAttributes.mPrivateBrowsingId > 0);
+    switch (aBrowser.type()) {
+      case PBrowserOrId::TPBrowserParent:
+      {
+        RefPtr<TabParent> tabParent =
+          TabParent::GetFrom(aBrowser.get_PBrowserParent());
+        dom::Element* topFrameElement = nullptr;
+        if (tabParent) {
+          topFrameElement = tabParent->GetOwnerElement();
+        }
+        aResult = new LoadContext(aSerialized, topFrameElement, attrs);
+        break;
+      }
+      case PBrowserOrId::TTabId:
+      {
+        aResult = new LoadContext(aSerialized, aBrowser.get_TabId(), attrs);
+        break;
+      }
+      default:
+        MOZ_CRASH();
+    }
+  }
+
+  return nullptr;
+}
+
+void
+NeckoParent::ActorDestroy(ActorDestroyReason aWhy)
+{
+  // Nothing needed here. Called right before destructor since this is a
+  // non-refcounted class.
+}
+
+PHttpChannelParent*
+NeckoParent::AllocPHttpChannelParent(const PBrowserOrId& aBrowser,
+                                     const SerializedLoadContext& aSerialized,
+                                     const HttpChannelCreationArgs& aOpenArgs)
+{
+  nsCOMPtr<nsIPrincipal> requestingPrincipal =
+    GetRequestingPrincipal(aOpenArgs);
+
+  nsCOMPtr<nsILoadContext> loadContext;
+  const char *error = CreateChannelLoadContext(aBrowser, Manager(),
+                                               aSerialized, requestingPrincipal,
+                                               loadContext);
+  if (error) {
+    printf_stderr("NeckoParent::AllocPHttpChannelParent: "
+                  "FATAL error: %s: KILLING CHILD PROCESS\n",
+                  error);
+    return nullptr;
+  }
+  PBOverrideStatus overrideStatus = PBOverrideStatusFromLoadContext(aSerialized);
+  HttpChannelParent *p = new HttpChannelParent(aBrowser, loadContext, overrideStatus);
+  p->AddRef();
+  return p;
+}
+
+bool
+NeckoParent::DeallocPHttpChannelParent(PHttpChannelParent* channel)
+{
+  HttpChannelParent *p = static_cast<HttpChannelParent *>(channel);
+  p->Release();
+  return true;
+}
+
+bool
+NeckoParent::RecvPHttpChannelConstructor(
+                      PHttpChannelParent* aActor,
+                      const PBrowserOrId& aBrowser,
+                      const SerializedLoadContext& aSerialized,
+                      const HttpChannelCreationArgs& aOpenArgs)
+{
+  HttpChannelParent* p = static_cast<HttpChannelParent*>(aActor);
+  return p->Init(aOpenArgs);
+}
+
+PAltDataOutputStreamParent*
+NeckoParent::AllocPAltDataOutputStreamParent(
+        const nsCString& type,
+        PHttpChannelParent* channel)
+{
+  HttpChannelParent* chan = static_cast<HttpChannelParent*>(channel);
+  nsCOMPtr<nsIOutputStream> stream;
+  nsresult rv = chan->OpenAlternativeOutputStream(type, getter_AddRefs(stream));
+  AltDataOutputStreamParent* parent = new AltDataOutputStreamParent(stream);
+  parent->AddRef();
+  // If the return value was not NS_OK, the error code will be sent
+  // asynchronously to the child, after receiving the first message.
+  parent->SetError(rv);
+  return parent;
+}
+
+bool
+NeckoParent::DeallocPAltDataOutputStreamParent(PAltDataOutputStreamParent* aActor)
+{
+  AltDataOutputStreamParent* parent = static_cast<AltDataOutputStreamParent*>(aActor);
+  parent->Release();
+  return true;
+}
+
+PFTPChannelParent*
+NeckoParent::AllocPFTPChannelParent(const PBrowserOrId& aBrowser,
+                                    const SerializedLoadContext& aSerialized,
+                                    const FTPChannelCreationArgs& aOpenArgs)
+{
+  nsCOMPtr<nsIPrincipal> requestingPrincipal =
+    GetRequestingPrincipal(aOpenArgs);
+
+  nsCOMPtr<nsILoadContext> loadContext;
+  const char *error = CreateChannelLoadContext(aBrowser, Manager(),
+                                               aSerialized, requestingPrincipal,
+                                               loadContext);
+  if (error) {
+    printf_stderr("NeckoParent::AllocPFTPChannelParent: "
+                  "FATAL error: %s: KILLING CHILD PROCESS\n",
+                  error);
+    return nullptr;
+  }
+  PBOverrideStatus overrideStatus = PBOverrideStatusFromLoadContext(aSerialized);
+  FTPChannelParent *p = new FTPChannelParent(aBrowser, loadContext, overrideStatus);
+  p->AddRef();
+  return p;
+}
+
+bool
+NeckoParent::DeallocPFTPChannelParent(PFTPChannelParent* channel)
+{
+  FTPChannelParent *p = static_cast<FTPChannelParent *>(channel);
+  p->Release();
+  return true;
+}
+
+bool
+NeckoParent::RecvPFTPChannelConstructor(
+                      PFTPChannelParent* aActor,
+                      const PBrowserOrId& aBrowser,
+                      const SerializedLoadContext& aSerialized,
+                      const FTPChannelCreationArgs& aOpenArgs)
+{
+  FTPChannelParent* p = static_cast<FTPChannelParent*>(aActor);
+  return p->Init(aOpenArgs);
+}
+
+PCookieServiceParent*
+NeckoParent::AllocPCookieServiceParent()
+{
+  return new CookieServiceParent();
+}
+
+bool
+NeckoParent::DeallocPCookieServiceParent(PCookieServiceParent* cs)
+{
+  delete cs;
+  return true;
+}
+
+PWyciwygChannelParent*
+NeckoParent::AllocPWyciwygChannelParent()
+{
+  WyciwygChannelParent *p = new WyciwygChannelParent();
+  p->AddRef();
+  return p;
+}
+
+bool
+NeckoParent::DeallocPWyciwygChannelParent(PWyciwygChannelParent* channel)
+{
+  WyciwygChannelParent *p = static_cast<WyciwygChannelParent *>(channel);
+  p->Release();
+  return true;
+}
+
+PWebSocketParent*
+NeckoParent::AllocPWebSocketParent(const PBrowserOrId& browser,
+                                   const SerializedLoadContext& serialized,
+                                   const uint32_t& aSerial)
+{
+  nsCOMPtr<nsILoadContext> loadContext;
+  const char *error = CreateChannelLoadContext(browser, Manager(),
+                                               serialized,
+                                               nullptr,
+                                               loadContext);
+  if (error) {
+    printf_stderr("NeckoParent::AllocPWebSocketParent: "
+                  "FATAL error: %s: KILLING CHILD PROCESS\n",
+                  error);
+    return nullptr;
+  }
+
+  RefPtr<TabParent> tabParent = TabParent::GetFrom(browser.get_PBrowserParent());
+  PBOverrideStatus overrideStatus = PBOverrideStatusFromLoadContext(serialized);
+  WebSocketChannelParent* p = new WebSocketChannelParent(tabParent, loadContext,
+                                                         overrideStatus,
+                                                         aSerial);
+  p->AddRef();
+  return p;
+}
+
+bool
+NeckoParent::DeallocPWebSocketParent(PWebSocketParent* actor)
+{
+  WebSocketChannelParent* p = static_cast<WebSocketChannelParent*>(actor);
+  p->Release();
+  return true;
+}
+
+PWebSocketEventListenerParent*
+NeckoParent::AllocPWebSocketEventListenerParent(const uint64_t& aInnerWindowID)
+{
+  RefPtr<WebSocketEventListenerParent> c =
+    new WebSocketEventListenerParent(aInnerWindowID);
+  return c.forget().take();
+}
+
+bool
+NeckoParent::DeallocPWebSocketEventListenerParent(PWebSocketEventListenerParent* aActor)
+{
+  RefPtr<WebSocketEventListenerParent> c =
+    dont_AddRef(static_cast<WebSocketEventListenerParent*>(aActor));
+  MOZ_ASSERT(c);
+  return true;
+}
+
+PDataChannelParent*
+NeckoParent::AllocPDataChannelParent(const uint32_t &channelId)
+{
+  RefPtr<DataChannelParent> p = new DataChannelParent();
+  return p.forget().take();
+}
+
+bool
+NeckoParent::DeallocPDataChannelParent(PDataChannelParent* actor)
+{
+  RefPtr<DataChannelParent> p = dont_AddRef(static_cast<DataChannelParent*>(actor));
+  return true;
+}
+
+bool
+NeckoParent::RecvPDataChannelConstructor(PDataChannelParent* actor,
+                                         const uint32_t& channelId)
+{
+  DataChannelParent* p = static_cast<DataChannelParent*>(actor);
+  DebugOnly<bool> rv = p->Init(channelId);
+  MOZ_ASSERT(rv);
+  return true;
+}
+
+PRtspControllerParent*
+NeckoParent::AllocPRtspControllerParent()
+{
+#ifdef NECKO_PROTOCOL_rtsp
+  RtspControllerParent* p = new RtspControllerParent();
+  p->AddRef();
+  return p;
+#else
+  return nullptr;
+#endif
+}
+
+bool
+NeckoParent::DeallocPRtspControllerParent(PRtspControllerParent* actor)
+{
+#ifdef NECKO_PROTOCOL_rtsp
+  RtspControllerParent* p = static_cast<RtspControllerParent*>(actor);
+  p->Release();
+#endif
+  return true;
+}
+
+PRtspChannelParent*
+NeckoParent::AllocPRtspChannelParent(const RtspChannelConnectArgs& aArgs)
+{
+#ifdef NECKO_PROTOCOL_rtsp
+  nsCOMPtr<nsIURI> uri = DeserializeURI(aArgs.uri());
+  RtspChannelParent *p = new RtspChannelParent(uri);
+  p->AddRef();
+  return p;
+#else
+  return nullptr;
+#endif
+}
+
+bool
+NeckoParent::RecvPRtspChannelConstructor(
+                      PRtspChannelParent* aActor,
+                      const RtspChannelConnectArgs& aConnectArgs)
+{
+#ifdef NECKO_PROTOCOL_rtsp
+  RtspChannelParent* p = static_cast<RtspChannelParent*>(aActor);
+  return p->Init(aConnectArgs);
+#else
+  return false;
+#endif
+}
+
+bool
+NeckoParent::DeallocPRtspChannelParent(PRtspChannelParent* actor)
+{
+#ifdef NECKO_PROTOCOL_rtsp
+  RtspChannelParent* p = static_cast<RtspChannelParent*>(actor);
+  p->Release();
+#endif
+  return true;
+}
+
+PTCPSocketParent*
+NeckoParent::AllocPTCPSocketParent(const nsString& /* host */,
+                                   const uint16_t& /* port */)
+{
+  // We actually don't need host/port to construct a TCPSocketParent since
+  // TCPSocketParent will maintain an internal nsIDOMTCPSocket instance which
+  // can be delegated to get the host/port.
+  TCPSocketParent* p = new TCPSocketParent();
+  p->AddIPDLReference();
+  return p;
+}
+
+bool
+NeckoParent::DeallocPTCPSocketParent(PTCPSocketParent* actor)
+{
+  TCPSocketParent* p = static_cast<TCPSocketParent*>(actor);
+  p->ReleaseIPDLReference();
+  return true;
+}
+
+PTCPServerSocketParent*
+NeckoParent::AllocPTCPServerSocketParent(const uint16_t& aLocalPort,
+                                         const uint16_t& aBacklog,
+                                         const bool& aUseArrayBuffers)
+{
+  TCPServerSocketParent* p = new TCPServerSocketParent(this, aLocalPort, aBacklog, aUseArrayBuffers);
+  p->AddIPDLReference();
+  return p;
+}
+
+bool
+NeckoParent::RecvPTCPServerSocketConstructor(PTCPServerSocketParent* aActor,
+                                             const uint16_t& aLocalPort,
+                                             const uint16_t& aBacklog,
+                                             const bool& aUseArrayBuffers)
+{
+  static_cast<TCPServerSocketParent*>(aActor)->Init();
+  return true;
+}
+
+bool
+NeckoParent::DeallocPTCPServerSocketParent(PTCPServerSocketParent* actor)
+{
+  TCPServerSocketParent* p = static_cast<TCPServerSocketParent*>(actor);
+   p->ReleaseIPDLReference();
+  return true;
+}
+
+PUDPSocketParent*
+NeckoParent::AllocPUDPSocketParent(const Principal& /* unused */,
+                                   const nsCString& /* unused */)
+{
+  RefPtr<UDPSocketParent> p = new UDPSocketParent(this);
+
+  return p.forget().take();
+}
+
+bool
+NeckoParent::RecvPUDPSocketConstructor(PUDPSocketParent* aActor,
+                                       const Principal& aPrincipal,
+                                       const nsCString& aFilter)
+{
+  return static_cast<UDPSocketParent*>(aActor)->Init(aPrincipal, aFilter);
+}
+
+bool
+NeckoParent::DeallocPUDPSocketParent(PUDPSocketParent* actor)
+{
+  UDPSocketParent* p = static_cast<UDPSocketParent*>(actor);
+  p->Release();
+  return true;
+}
+
+PDNSRequestParent*
+NeckoParent::AllocPDNSRequestParent(const nsCString& aHost,
+                                    const uint32_t& aFlags,
+                                    const nsCString& aNetworkInterface)
+{
+  DNSRequestParent *p = new DNSRequestParent();
+  p->AddRef();
+  return p;
+}
+
+bool
+NeckoParent::RecvPDNSRequestConstructor(PDNSRequestParent* aActor,
+                                        const nsCString& aHost,
+                                        const uint32_t& aFlags,
+                                        const nsCString& aNetworkInterface)
+{
+  static_cast<DNSRequestParent*>(aActor)->DoAsyncResolve(aHost, aFlags,
+                                                         aNetworkInterface);
+  return true;
+}
+
+bool
+NeckoParent::DeallocPDNSRequestParent(PDNSRequestParent* aParent)
+{
+  DNSRequestParent *p = static_cast<DNSRequestParent*>(aParent);
+  p->Release();
+  return true;
+}
+
+bool
+NeckoParent::RecvSpeculativeConnect(const URIParams& aURI,
+                                    const Principal& aPrincipal,
+                                    const bool& aAnonymous)
+{
+  nsCOMPtr<nsISpeculativeConnect> speculator(gIOService);
+  nsCOMPtr<nsIURI> uri = DeserializeURI(aURI);
+  nsCOMPtr<nsIPrincipal> principal(aPrincipal);
+  if (uri && speculator) {
+    if (aAnonymous) {
+      speculator->SpeculativeAnonymousConnect2(uri, principal, nullptr);
+    } else {
+      speculator->SpeculativeConnect2(uri, principal, nullptr);
+    }
+
+  }
+  return true;
+}
+
+bool
+NeckoParent::RecvHTMLDNSPrefetch(const nsString& hostname,
+                                 const uint16_t& flags)
+{
+  nsHTMLDNSPrefetch::Prefetch(hostname, flags);
+  return true;
+}
+
+bool
+NeckoParent::RecvCancelHTMLDNSPrefetch(const nsString& hostname,
+                                 const uint16_t& flags,
+                                 const nsresult& reason)
+{
+  nsHTMLDNSPrefetch::CancelPrefetch(hostname, flags, reason);
+  return true;
+}
+
+PChannelDiverterParent*
+NeckoParent::AllocPChannelDiverterParent(const ChannelDiverterArgs& channel)
+{
+  return new ChannelDiverterParent();
+}
+
+bool
+NeckoParent::RecvPChannelDiverterConstructor(PChannelDiverterParent* actor,
+                                             const ChannelDiverterArgs& channel)
+{
+  auto parent = static_cast<ChannelDiverterParent*>(actor);
+  parent->Init(channel);
+  return true;
+}
+
+bool
+NeckoParent::DeallocPChannelDiverterParent(PChannelDiverterParent* parent)
+{
+  delete static_cast<ChannelDiverterParent*>(parent);
+  return true;
+}
+
+PTransportProviderParent*
+NeckoParent::AllocPTransportProviderParent()
+{
+  RefPtr<TransportProviderParent> res = new TransportProviderParent();
+  return res.forget().take();
+}
+
+bool
+NeckoParent::DeallocPTransportProviderParent(PTransportProviderParent* aActor)
+{
+  RefPtr<TransportProviderParent> provider =
+    dont_AddRef(static_cast<TransportProviderParent*>(aActor));
+  return true;
+}
+
+namespace {
+std::map<uint64_t, nsCOMPtr<nsIAuthPromptCallback> >&
+CallbackMap()
+{
+  MOZ_ASSERT(NS_IsMainThread());
+  static std::map<uint64_t, nsCOMPtr<nsIAuthPromptCallback> > sCallbackMap;
+  return sCallbackMap;
+}
+} // namespace
+
+NS_IMPL_ISUPPORTS(NeckoParent::NestedFrameAuthPrompt, nsIAuthPrompt2)
+
+NeckoParent::NestedFrameAuthPrompt::NestedFrameAuthPrompt(PNeckoParent* aParent,
+                                                          TabId aNestedFrameId)
+  : mNeckoParent(aParent)
+  , mNestedFrameId(aNestedFrameId)
+{}
+
+NS_IMETHODIMP
+NeckoParent::NestedFrameAuthPrompt::AsyncPromptAuth(
+  nsIChannel* aChannel, nsIAuthPromptCallback* callback,
+  nsISupports*, uint32_t,
+  nsIAuthInformation* aInfo, nsICancelable**)
+{
+  static uint64_t callbackId = 0;
+  MOZ_ASSERT(XRE_IsParentProcess());
+  nsCOMPtr<nsIURI> uri;
+  nsresult rv = aChannel->GetURI(getter_AddRefs(uri));
+  NS_ENSURE_SUCCESS(rv, rv);
+  nsAutoCString spec;
+  if (uri) {
+    rv = uri->GetSpec(spec);
+    NS_ENSURE_SUCCESS(rv, rv);
+  }
+  nsString realm;
+  rv = aInfo->GetRealm(realm);
+  NS_ENSURE_SUCCESS(rv, rv);
+  callbackId++;
+  if (mNeckoParent->SendAsyncAuthPromptForNestedFrame(mNestedFrameId,
+                                                      spec,
+                                                      realm,
+                                                      callbackId)) {
+    CallbackMap()[callbackId] = callback;
+    return NS_OK;
+  }
+  return NS_ERROR_FAILURE;
+}
+
+bool
+NeckoParent::RecvOnAuthAvailable(const uint64_t& aCallbackId,
+                                 const nsString& aUser,
+                                 const nsString& aPassword,
+                                 const nsString& aDomain)
+{
+  nsCOMPtr<nsIAuthPromptCallback> callback = CallbackMap()[aCallbackId];
+  if (!callback) {
+    return true;
+  }
+  CallbackMap().erase(aCallbackId);
+
+  RefPtr<nsAuthInformationHolder> holder =
+    new nsAuthInformationHolder(0, EmptyString(), EmptyCString());
+  holder->SetUsername(aUser);
+  holder->SetPassword(aPassword);
+  holder->SetDomain(aDomain);
+
+  callback->OnAuthAvailable(nullptr, holder);
+  return true;
+}
+
+bool
+NeckoParent::RecvOnAuthCancelled(const uint64_t& aCallbackId,
+                                 const bool& aUserCancel)
+{
+  nsCOMPtr<nsIAuthPromptCallback> callback = CallbackMap()[aCallbackId];
+  if (!callback) {
+    return true;
+  }
+  CallbackMap().erase(aCallbackId);
+  callback->OnAuthCancelled(nullptr, aUserCancel);
+  return true;
+}
+
+/* Predictor Messages */
+bool
+NeckoParent::RecvPredPredict(const ipc::OptionalURIParams& aTargetURI,
+                             const ipc::OptionalURIParams& aSourceURI,
+                             const uint32_t& aReason,
+                             const SerializedLoadContext& aLoadContext,
+                             const bool& hasVerifier)
+{
+  nsCOMPtr<nsIURI> targetURI = DeserializeURI(aTargetURI);
+  nsCOMPtr<nsIURI> sourceURI = DeserializeURI(aSourceURI);
+
+  // We only actually care about the loadContext.mPrivateBrowsing, so we'll just
+  // pass dummy params for nestFrameId, and originAttributes.
+  uint64_t nestedFrameId = 0;
+  DocShellOriginAttributes attrs(NECKO_UNKNOWN_APP_ID, false);
+  nsCOMPtr<nsILoadContext> loadContext;
+  if (aLoadContext.IsNotNull()) {
+    attrs.SyncAttributesWithPrivateBrowsing(aLoadContext.mOriginAttributes.mPrivateBrowsingId > 0);
+    loadContext = new LoadContext(aLoadContext, nestedFrameId, attrs);
+  }
+
+  // Get the current predictor
+  nsresult rv = NS_OK;
+  nsCOMPtr<nsINetworkPredictor> predictor =
+    do_GetService("@mozilla.org/network/predictor;1", &rv);
+  NS_ENSURE_SUCCESS(rv, false);
+
+  nsCOMPtr<nsINetworkPredictorVerifier> verifier;
+  if (hasVerifier) {
+    verifier = do_QueryInterface(predictor);
+  }
+  predictor->Predict(targetURI, sourceURI, aReason, loadContext, verifier);
+  return true;
+}
+
+bool
+NeckoParent::RecvPredLearn(const ipc::URIParams& aTargetURI,
+                           const ipc::OptionalURIParams& aSourceURI,
+                           const uint32_t& aReason,
+                           const SerializedLoadContext& aLoadContext)
+{
+  nsCOMPtr<nsIURI> targetURI = DeserializeURI(aTargetURI);
+  nsCOMPtr<nsIURI> sourceURI = DeserializeURI(aSourceURI);
+
+  // We only actually care about the loadContext.mPrivateBrowsing, so we'll just
+  // pass dummy params for nestFrameId, and originAttributes;
+  uint64_t nestedFrameId = 0;
+  DocShellOriginAttributes attrs(NECKO_UNKNOWN_APP_ID, false);
+  nsCOMPtr<nsILoadContext> loadContext;
+  if (aLoadContext.IsNotNull()) {
+    attrs.SyncAttributesWithPrivateBrowsing(aLoadContext.mOriginAttributes.mPrivateBrowsingId > 0);
+    loadContext = new LoadContext(aLoadContext, nestedFrameId, attrs);
+  }
+
+  // Get the current predictor
+  nsresult rv = NS_OK;
+  nsCOMPtr<nsINetworkPredictor> predictor =
+    do_GetService("@mozilla.org/network/predictor;1", &rv);
+  NS_ENSURE_SUCCESS(rv, false);
+
+  predictor->Learn(targetURI, sourceURI, aReason, loadContext);
+  return true;
+}
+
+bool
+NeckoParent::RecvPredReset()
+{
+  // Get the current predictor
+  nsresult rv = NS_OK;
+  nsCOMPtr<nsINetworkPredictor> predictor =
+    do_GetService("@mozilla.org/network/predictor;1", &rv);
+  NS_ENSURE_SUCCESS(rv, false);
+
+  predictor->Reset();
+  return true;
+}
+
+bool
+NeckoParent::RecvRemoveRequestContext(const nsCString& rcid)
+{
+  nsCOMPtr<nsIRequestContextService> rcsvc =
+    do_GetService("@mozilla.org/network/request-context-service;1");
+  if (!rcsvc) {
+    return true;
+  }
+
+  nsID id;
+  id.Parse(rcid.BeginReading());
+  rcsvc->RemoveRequestContext(id);
+
+  return true;
+}
+
+} // namespace net
+} // namespace mozilla