firefox (beta): bump to 73.0b1

testing/firefox/build

@@ -0,0 +1,39 @@
+#!/bin/sh -e
+
+# Build autoconf 2.13 for Firefox's sole use.
+# See: https://bugzilla.mozilla.org/show_bug.cgi?id=104642
+(
+    cd autoconf2.13
+
+    ./configure \
+        --prefix="$PWD/../autoconf" \
+        --program-suffix=-2.13
+
+    make
+    make install
+)
+
+export PATH=$PWD/autoconf/bin:$PATH
+export LDFLAGS="$LDFLAGS -Wl,-rpath=/usr/lib/firefox"
+export CC=${CC:-gcc}
+export CXX=${CXX:-g++}
+
+for patch in *.patch; do
+    patch -p1 < "$patch"
+done
+
+# Fix OOM errors.
+cores=$(nproc)
+printf '%s\n' "mk_add_options MOZ_MAKE_FLAGS=\"-j$cores -l$cores\"" >> mozconfig
+
+./mach build
+DESTDIR="$1" ./mach install
+
+rm -rf "$1/usr/include"
+rm -rf "$1/usr/lib/firefox-devel"
+rm -rf "$1/usr/share/idl"
+rm -rf "$1/usr/lib/firefox/gtk2"
+rm -f  "$1/usr/lib/firefox/browser/features/fxmonitor@mozilla.org.xpi"
+rm -f  "$1/usr/lib/firefox/browser/features/screenshots@mozilla.org.xpi"
+rm -f  "$1/usr/lib/firefox/browser/features/webcompat-reporter@mozilla.org.xpi"
+rm -f  "$1/usr/lib/firefox/browser/features/webcompat@mozilla.org.xpi"

testing/firefox/checksums

@@ -0,0 +1,11 @@
+1ec1da97356352421e6bd5a0553e26945f24f30b09d2fc32e5fe8c069584d76b  firefox-73.0b1.source.tar.xz
+f0611136bee505811e9ca11ca7ac188ef5323a8e2ef19cffd3edb3cf08fd791e  autoconf-2.13.tar.gz
+b5e70b12cc9dd18fffd7924a7d3a2e11574136fe0764359d08eba0755f1c5d4c  mozconfig
+960d82bbfdc88c95f5cb4f2e1c1bf23dae7519b3b7203914d7b3ddbff1ba4c28  stab.h
+315880530f09175788dfa48a1915bfa1e190bfd3e267988b9100cb93006c808c  fix-fortify-system-wrappers.patch
+14f281ee323aa682e04479019171bde243ac6227820856aa03b162179b14bfd9  fix-seccomp-bpf.patch
+b19aaae7fc45db643f8d2540d96919c745ea341e36d9aea2df40e3e90eb951f0  fix-toolkit.patch
+e24f71a6a0d8d4637b2081780c66b01be4eeb4dd496031270d0ae0b898be94d2  fix-tools.patch
+5e0fcfde375837074baad21a8ab26aa442a7940617ebd074a6b238a48f2ceb63  fix-webrtc-glibcisms.patch
+1d4a8f110d34da478f5597727eda9acacebd443dd86cce5bb64f898c01feabce  mallinfo.patch
+0f1573138ea671100328572d533d68c2a7d9e55ad27b46e573cf55345076307d  firefox-73-no-dbus.patch

testing/firefox/depends

@@ -0,0 +1,53 @@
+alsa-lib
+atk
+bzip2
+cairo
+cbindgen      make
+clang         make
+expat
+ffmpeg
+fontconfig
+freetype-harfbuzz
+fribidi
+gdk-pixbuf
+glib
+gtk+2         make
+gtk+3
+hicolor-icon-theme
+libICE
+libSM
+libX11
+libXau
+libXcomposite
+libXcursor
+libXdamage
+libXext
+libXfixes
+libXi
+libXinerama
+libXrandr
+libXrender
+libXt
+libXxf86vm
+libdrm
+libepoxy
+libffi
+libjpeg-turbo
+libpng
+libvpx
+libxcb
+libxshmfence
+llvm          make
+mesa
+nasm          make
+nodejs        make
+pango
+perl          make
+pixman
+python        make
+python2       make
+rust          make
+util-linux
+yasm          make
+zip           make
+zlib

testing/firefox/files/mozconfig

@@ -0,0 +1,59 @@
+ac_add_options --prefix=/usr
+ac_add_options --libdir=/usr/lib
+
+ac_add_options --enable-official-branding
+ac_add_options --enable-optimize="$CFLAGS"
+ac_add_options --enable-install-strip
+ac_add_options --enable-strip
+
+ac_add_options --without-system-nspr
+ac_add_options --without-system-nss
+ac_add_options --with-system-jpeg
+ac_add_options --with-system-zlib
+ac_add_options --with-system-bz2
+ac_add_options --with-system-png
+
+# System 'libvpx' is too new.
+ac_add_options --without-system-libvpx
+
+ac_add_options --with-system-pixman
+ac_add_options --with-system-ffi
+
+ac_add_options --disable-gconf
+ac_add_options --disable-profiling
+ac_add_options --disable-accessibility
+ac_add_options --disable-tests
+ac_add_options --disable-system-extension-dirs
+ac_add_options --disable-parental-controls
+ac_add_options --disable-debug-symbols
+ac_add_options --disable-callgrind
+ac_add_options --disable-vtune
+
+# Settings for musl.
+ac_add_options --disable-elf-hack
+ac_add_options --disable-gold
+ac_add_options --disable-jemalloc
+ac_add_options --enable-release
+
+# ALSA/PulseAudio (removed in 70 (still present in 71b4(?!))
+ac_add_options --disable-pulseaudio
+ac_add_options --enable-alsa
+
+ac_add_options --disable-startup-notification
+
+# Respect the user.
+ac_add_options MOZ_SERVICES_METRICS=
+ac_add_options MOZ_PAY=
+ac_add_options MOZ_SERVICES_HEALTHREPORTER=
+ac_add_options MOZ_SERVICES_FXACCOUNTS=
+ac_add_options MOZ_SERVICES_METRICS=
+ac_add_options MOZ_DATA_REPORTING=
+ac_add_options MOZ_DEVICES=
+ac_add_options MOZ_REQUIRE_SIGNING=
+ac_add_options MOZ_TELEMETRY_REPORTING=
+ac_add_options --disable-crashreporter
+ac_add_options --disable-updater
+ac_add_options --disable-dbus
+ac_add_options --disable-eme
+ac_add_options --disable-necko-wifi
+ac_add_options --disable-webrtc

testing/firefox/files/stab.h

@@ -0,0 +1,71 @@
+/*	$OpenBSD: stab.h,v 1.3 2003/06/02 19:34:12 millert Exp $	*/
+/*	$NetBSD: stab.h,v 1.4 1994/10/26 00:56:25 cgd Exp $	*/
+
+/*-
+ * Copyright (c) 1991 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)stab.h	5.2 (Berkeley) 4/4/91
+ */
+
+#ifndef _STAB_H_
+#define _STAB_H_
+
+/*
+ * The following are symbols used by various debuggers and by the Pascal
+ * compiler.  Each of them must have one (or more) of the bits defined by
+ * the N_STAB mask set.
+ */
+
+#define	N_GSYM		0x20	/* global symbol */
+#define	N_FNAME		0x22	/* F77 function name */
+#define	N_FUN		0x24	/* procedure name */
+#define	N_STSYM		0x26	/* data segment variable */
+#define	N_LCSYM		0x28	/* bss segment variable */
+#define	N_MAIN		0x2a	/* main function name */
+#define	N_PC		0x30	/* global Pascal symbol */
+#define	N_RSYM		0x40	/* register variable */
+#define	N_SLINE		0x44	/* text segment line number */
+#define	N_DSLINE	0x46	/* data segment line number */
+#define	N_BSLINE	0x48	/* bss segment line number */
+#define	N_SSYM		0x60	/* structure/union element */
+#define	N_SO		0x64	/* main source file name */
+#define	N_LSYM		0x80	/* stack variable */
+#define	N_BINCL		0x82	/* include file beginning */
+#define	N_SOL		0x84	/* included source file name */
+#define	N_PSYM		0xa0	/* parameter variable */
+#define	N_EINCL		0xa2	/* include file end */
+#define	N_ENTRY		0xa4	/* alternate entry point */
+#define	N_LBRAC		0xc0	/* left bracket */
+#define	N_EXCL		0xc2	/* deleted include file */
+#define	N_RBRAC		0xe0	/* right bracket */
+#define	N_BCOMM		0xe2	/* begin common */
+#define	N_ECOMM		0xe4	/* end common */
+#define	N_ECOML		0xe8	/* end common (local name) */
+#define	N_LENG		0xfe	/* length of preceding entry */
+
+#endif /* !_STAB_H_ */

testing/firefox/patches/firefox-73-no-dbus.patch

@@ -0,0 +1,424 @@
+diff --git a/Cargo.lock b/Cargo.lock
+index 43b600432a..e109c8a63e 100644
+--- a/Cargo.lock
++++ b/Cargo.lock
+@@ -82,24 +82,11 @@ dependencies = [
+  "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ ]
+ 
+-[[package]]
+-name = "audio_thread_priority"
+-version = "0.20.2"
+-source = "registry+https://github.com/rust-lang/crates.io-index"
+-dependencies = [
+- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+- "dbus 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+- "libc 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)",
+- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+- "mach 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+-]
+ 
+ [[package]]
+ name = "audioipc"
+ version = "0.2.4"
+ dependencies = [
+- "audio_thread_priority 0.20.2 (registry+https://github.com/rust-lang/crates.io-index)",
+  "bincode 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+  "bytes 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
+  "cc 1.0.47 (registry+https://github.com/rust-lang/crates.io-index)",
+@@ -127,7 +114,6 @@ dependencies = [
+ name = "audioipc-client"
+ version = "0.4.0"
+ dependencies = [
+- "audio_thread_priority 0.20.2 (registry+https://github.com/rust-lang/crates.io-index)",
+  "audioipc 0.2.4",
+  "cubeb-backend 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+  "futures 0.1.23 (registry+https://github.com/rust-lang/crates.io-index)",
+@@ -140,7 +126,6 @@ dependencies = [
+ name = "audioipc-server"
+ version = "0.2.3"
+ dependencies = [
+- "audio_thread_priority 0.20.2 (registry+https://github.com/rust-lang/crates.io-index)",
+  "audioipc 0.2.4",
+  "cubeb-core 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+  "error-chain 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
+@@ -922,14 +907,6 @@ dependencies = [
+  "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ ]
+ 
+-[[package]]
+-name = "dbus"
+-version = "0.6.4"
+-source = "registry+https://github.com/rust-lang/crates.io-index"
+-dependencies = [
+- "libc 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)",
+- "libdbus-sys 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+-]
+ 
+ [[package]]
+ name = "deflate"
+@@ -1465,7 +1442,6 @@ dependencies = [
+ name = "gkrust-shared"
+ version = "0.1.0"
+ dependencies = [
+- "audio_thread_priority 0.20.2 (registry+https://github.com/rust-lang/crates.io-index)",
+  "audioipc-client 0.4.0",
+  "audioipc-server 0.2.3",
+  "authenticator 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+@@ -1860,13 +1836,6 @@ name = "libc"
+ version = "0.2.59"
+ source = "registry+https://github.com/rust-lang/crates.io-index"
+ 
+-[[package]]
+-name = "libdbus-sys"
+-version = "0.1.5"
+-source = "registry+https://github.com/rust-lang/crates.io-index"
+-dependencies = [
+- "pkg-config 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+-]
+ 
+ [[package]]
+ name = "libloading"
+@@ -4662,7 +4631,6 @@ dependencies = [
+ "checksum atomic 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "c210c1f4db048cda477b652d170572d84c9640695835f17663595d3bd543fc28"
+ "checksum atomic_refcell 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fb2dcb6e6d35f20276943cc04bb98e538b348d525a04ac79c10021561d202f21"
+ "checksum atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "9a7d5b8723950951411ee34d271d99dddcc2035a16ab25310ea2c8cfd4369652"
+-"checksum audio_thread_priority 0.20.2 (registry+https://github.com/rust-lang/crates.io-index)" = "197b2d259505d11c92d266e1784f01cc935eb764d2f54e16aedf4e5085197871"
+ "checksum authenticator 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "ec149e5d5d4caa2c9ead53a8ce1ea9c4204c388c65bf3b96c2d1dc0fcf4aeb66"
+ "checksum autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "b671c8fb71b457dd4ae18c4ba1e59aa81793daacc361d82fcd410cef0d491875"
+ "checksum backtrace 0.3.38 (registry+https://github.com/rust-lang/crates.io-index)" = "690a62be8920ccf773ee00ef0968649b0e724cda8bd5b12286302b4ae955fdf5"
+@@ -4736,7 +4704,6 @@ dependencies = [
+ "checksum darling 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3fe629a532efad5526454efb0700f86d5ad7ff001acb37e431c8bf017a432a8e"
+ "checksum darling_core 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ee54512bec54b41cf2337a22ddfadb53c7d4c738494dc2a186d7b037ad683b85"
+ "checksum darling_macro 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0cd3e432e52c0810b72898296a69d66b1d78d1517dff6cde7a130557a55a62c1"
+-"checksum dbus 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b9e1b39f3f6aa3d4a1522c4f0f9f1e9e9167bd93740a8690874caa7cf8ce47d7"
+ "checksum deflate 0.7.19 (registry+https://github.com/rust-lang/crates.io-index)" = "8a6abb26e16e8d419b5c78662aa9f82857c2386a073da266840e474d5055ec86"
+ "checksum derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2159be042979966de68315bce7034bb000c775f22e3e834e1c52ff78f041cae8"
+ "checksum devd-rs 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0d009f166c0d9e9f9909dc751630b3a6411ab7f85a153d32d01deb364ffe52a7"
+@@ -4809,7 +4776,6 @@ dependencies = [
+ "checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
+ "checksum lazycell 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
+ "checksum libc 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)" = "3262021842bf00fe07dbd6cf34ff25c99d7a7ebef8deea84db72be3ea3bb0aff"
+-"checksum libdbus-sys 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "18cb88963258d00f4962205dbb5933d82780d9962c8c8a064b651d2ad7189210"
+ "checksum libloading 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9c3ad660d7cb8c5822cd83d10897b0f1f1526792737a179e73896152f85b88c2"
+ "checksum libudev 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ea626d3bdf40a1c5aee3bcd4f40826970cae8d80a8fec934c82a63840094dcfe"
+ "checksum libz-sys 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)" = "2eb5e43362e38e2bca2fd5f5134c4d4564a23a5c28e9b95411652021a8675ebe"
+diff --git a/dom/ipc/ContentChild.cpp b/dom/ipc/ContentChild.cpp
+index eacf615c39..531b950c31 100644
+--- a/dom/ipc/ContentChild.cpp
++++ b/dom/ipc/ContentChild.cpp
+@@ -111,9 +111,7 @@
+ #include "GMPServiceChild.h"
+ #include "nsIStringBundle.h"
+ #include "Geolocation.h"
+-#include "audio_thread_priority.h"
+ #include "nsIConsoleService.h"
+-#include "audio_thread_priority.h"
+ #include "nsIURIMutator.h"
+ 
+ #if !defined(XP_WIN)
+@@ -1817,9 +1815,6 @@ mozilla::ipc::IPCResult ContentChild::RecvSetProcessSandbox(
+   } else {
+     // Pre-start audio before sandboxing; see bug 1443612.
+     if (StaticPrefs::media_cubeb_sandbox()) {
+-      if (atp_set_real_time_limit(0, 48000)) {
+-        NS_WARNING("could not set real-time limit at process startup");
+-      }
+       InstallSoftRealTimeLimitHandler();
+     } else {
+       Unused << CubebUtils::GetCubebContext();
+diff --git a/dom/media/GraphRunner.cpp b/dom/media/GraphRunner.cpp
+index e4462ad099..2f0d8841f6 100644
+--- a/dom/media/GraphRunner.cpp
++++ b/dom/media/GraphRunner.cpp
+@@ -13,7 +13,6 @@
+ #include "nsISupportsImpl.h"
+ #include "prthread.h"
+ #include "Tracing.h"
+-#include "audio_thread_priority.h"
+ 
+ namespace mozilla {
+ 
+@@ -95,8 +94,6 @@ auto GraphRunner::OneIteration(GraphTime aStateEnd, GraphTime aIterationEnd,
+ }
+ 
+ NS_IMETHODIMP GraphRunner::Run() {
+-  atp_handle* handle =
+-      atp_promote_current_thread_to_real_time(0, mGraph->GraphRate());
+ 
+   MonitorAutoLock lock(mMonitor);
+   while (true) {
+@@ -116,9 +113,6 @@ NS_IMETHODIMP GraphRunner::Run() {
+     mMonitor.Notify();
+   }
+ 
+-  if (handle) {
+-    atp_demote_current_thread_from_real_time(handle);
+-  }
+ 
+   dom::WorkletThread::DeleteCycleCollectedJSContext();
+ 
+diff --git a/dom/media/UnderrunHandlerLinux.cpp b/dom/media/UnderrunHandlerLinux.cpp
+index af5c84538e..23bf97a31f 100644
+--- a/dom/media/UnderrunHandlerLinux.cpp
++++ b/dom/media/UnderrunHandlerLinux.cpp
+@@ -9,7 +9,6 @@
+ 
+ #include <mozilla/Sprintf.h>
+ #include <mozilla/Atomics.h>
+-#include "audio_thread_priority.h"
+ 
+ namespace mozilla {
+ 
+@@ -57,20 +56,6 @@ void InstallSoftRealTimeLimitHandler() {
+ }
+ 
+ void DemoteThreadFromRealTime() {
+-  atp_thread_info* info = atp_get_current_thread_info();
+-  if (!info) {
+-    NS_WARNING("Could not get current thread info when demoting thread.");
+-    return;
+-  }
+-  int rv = atp_demote_thread_from_real_time(info);
+-  if (rv) {
+-    NS_WARNING("Could not demote thread from real-time.");
+-    return;
+-  }
+-  rv = atp_free_thread_info(info);
+-  if (rv) {
+-    NS_WARNING("Could not free atp_thread_info struct");
+-  }
+   gRealtimeLimitReached = false;
+ }
+ 
+diff --git a/dom/media/moz.build b/dom/media/moz.build
+index 1184bbf113..541d7f7c56 100644
+--- a/dom/media/moz.build
++++ b/dom/media/moz.build
+@@ -101,7 +101,6 @@ XPIDL_SOURCES += [
+ XPIDL_MODULE = 'dom_media'
+ 
+ EXPORTS += [
+-    '../../third_party/rust/audio_thread_priority/audio_thread_priority.h',
+     'ADTSDecoder.h',
+     'ADTSDemuxer.h',
+     'AsyncLogger.h',
+diff --git a/media/audioipc/audioipc/Cargo.toml b/media/audioipc/audioipc/Cargo.toml
+index 286e16789b..c34775cea1 100644
+--- a/media/audioipc/audioipc/Cargo.toml
++++ b/media/audioipc/audioipc/Cargo.toml
+@@ -19,7 +19,6 @@ serde = "1.*.*"
+ serde_derive = "1.*.*"
+ tokio = "0.1"
+ tokio-io = "0.1"
+-audio_thread_priority = "0.20.2"
+ 
+ [target.'cfg(unix)'.dependencies]
+ iovec = "0.1"
+diff --git a/media/audioipc/audioipc/src/messages.rs b/media/audioipc/audioipc/src/messages.rs
+index 793e5f7a00..1f72f968ce 100644
+--- a/media/audioipc/audioipc/src/messages.rs
++++ b/media/audioipc/audioipc/src/messages.rs
+@@ -5,8 +5,6 @@
+ 
+ use crate::PlatformHandle;
+ use crate::PlatformHandleType;
+-#[cfg(target_os = "linux")]
+-use audio_thread_priority::RtPriorityThreadInfo;
+ use cubeb::{self, ffi};
+ use std::ffi::{CStr, CString};
+ use std::os::raw::{c_char, c_int, c_uint};
+@@ -210,8 +208,6 @@ pub enum ServerMessage {
+     StreamGetCurrentDevice(usize),
+     StreamRegisterDeviceChangeCallback(usize, bool),
+ 
+-    #[cfg(target_os = "linux")]
+-    PromoteThreadToRealTime([u8; std::mem::size_of::<RtPriorityThreadInfo>()]),
+ }
+ 
+ // Server -> Client messages.
+@@ -241,8 +237,6 @@ pub enum ClientMessage {
+     StreamCurrentDevice(Device),
+     StreamRegisterDeviceChangeCallback,
+ 
+-    #[cfg(target_os = "linux")]
+-    ThreadPromoted,
+ 
+     Error(c_int),
+ }
+diff --git a/media/audioipc/client/Cargo.toml b/media/audioipc/client/Cargo.toml
+index 866cde7e98..eaf9a62cc7 100644
+--- a/media/audioipc/client/Cargo.toml
++++ b/media/audioipc/client/Cargo.toml
+@@ -9,7 +9,6 @@ description = "Cubeb Backend for talking to remote cubeb server."
+ edition = "2018"
+ 
+ [dependencies]
+-audio_thread_priority = "0.20.2"
+ audioipc = { path="../audioipc" }
+ cubeb-backend = "0.6.0"
+ futures = { version="0.1.18", default-features=false, features=["use_std"] }
+diff --git a/media/audioipc/client/src/context.rs b/media/audioipc/client/src/context.rs
+index 7e912ea65d..b6dddc76aa 100644
+--- a/media/audioipc/client/src/context.rs
++++ b/media/audioipc/client/src/context.rs
+@@ -6,10 +6,6 @@
+ use crate::stream;
+ use crate::{assert_not_in_callback, run_in_callback};
+ use crate::{ClientStream, AUDIOIPC_INIT_PARAMS};
+-#[cfg(target_os = "linux")]
+-use audio_thread_priority::get_current_thread_info;
+-#[cfg(not(target_os = "linux"))]
+-use audio_thread_priority::promote_current_thread_to_real_time;
+ use audioipc::codec::LengthDelimitedCodec;
+ use audioipc::frame::{framed, Framed};
+ use audioipc::platformhandle_passing::{framed_with_platformhandles, FramedWithPlatformHandles};
+@@ -77,31 +73,6 @@ impl ClientContext {
+     }
+ }
+ 
+-#[cfg(target_os = "linux")]
+-fn promote_thread(rpc: &rpc::ClientProxy<ServerMessage, ClientMessage>) {
+-    match get_current_thread_info() {
+-        Ok(info) => {
+-            let bytes = info.serialize();
+-            // Don't wait for the response, this is on the callback thread, which must not block.
+-            rpc.call(ServerMessage::PromoteThreadToRealTime(bytes));
+-        }
+-        Err(_) => {
+-            warn!("Could not remotely promote thread to RT.");
+-        }
+-    }
+-}
+-
+-#[cfg(not(target_os = "linux"))]
+-fn promote_thread(_rpc: &rpc::ClientProxy<ServerMessage, ClientMessage>) {
+-    match promote_current_thread_to_real_time(0, 48000) {
+-        Ok(_) => {
+-            info!("Audio thread promoted to real-time.");
+-        }
+-        Err(_) => {
+-            warn!("Could not promote thread to real-time.");
+-        }
+-    }
+-}
+ 
+ fn register_thread(callback: Option<extern "C" fn(*const ::std::os::raw::c_char)>) {
+     if let Some(func) = callback {
+@@ -111,13 +82,6 @@ fn register_thread(callback: Option<extern "C" fn(*const ::std::os::raw::c_char)
+     }
+ }
+ 
+-fn promote_and_register_thread(
+-    rpc: &rpc::ClientProxy<ServerMessage, ClientMessage>,
+-    callback: Option<extern "C" fn(*const ::std::os::raw::c_char)>,
+-) {
+-    promote_thread(rpc);
+-    register_thread(callback);
+-}
+ 
+ #[derive(Default)]
+ struct DeviceCollectionCallback {
+@@ -226,7 +190,6 @@ impl ContextOps for ClientContext {
+         let thread_create_callback = params.thread_create_callback;
+         let cpu_pool = futures_cpupool::Builder::new()
+             .name_prefix("AudioIPC")
+-            .after_start(move || promote_and_register_thread(&rpc2, thread_create_callback))
+             .pool_size(params.pool_size)
+             .stack_size(params.stack_size)
+             .create();
+diff --git a/media/audioipc/server/Cargo.toml b/media/audioipc/server/Cargo.toml
+index 341b041e65..3363f143c7 100644
+--- a/media/audioipc/server/Cargo.toml
++++ b/media/audioipc/server/Cargo.toml
+@@ -9,7 +9,6 @@ description = "Remote cubeb server"
+ edition = "2018"
+ 
+ [dependencies]
+-audio_thread_priority = "0.20.2"
+ audioipc = { path = "../audioipc" }
+ cubeb-core = "0.6.0"
+ futures = "0.1.18"
+diff --git a/media/audioipc/server/src/lib.rs b/media/audioipc/server/src/lib.rs
+index 9463c102ac..18b09e5433 100644
+--- a/media/audioipc/server/src/lib.rs
++++ b/media/audioipc/server/src/lib.rs
+@@ -9,7 +9,6 @@ extern crate error_chain;
+ #[macro_use]
+ extern crate log;
+ 
+-use audio_thread_priority::promote_current_thread_to_real_time;
+ use audioipc::core;
+ use audioipc::platformhandle_passing::framed_with_platformhandles;
+ use audioipc::rpc;
+@@ -63,12 +62,6 @@ fn run() -> Result<ServerWrapper> {
+     trace!("Starting up cubeb audio server event loop thread...");
+ 
+     let callback_thread = core::spawn_thread("AudioIPC Callback RPC", || {
+-        match promote_current_thread_to_real_time(0, 48000) {
+-            Ok(_) => {}
+-            Err(_) => {
+-                debug!("Failed to promote audio callback thread to real-time.");
+-            }
+-        }
+         trace!("Starting up cubeb audio callback event loop thread...");
+         Ok(())
+     })
+diff --git a/media/audioipc/server/src/server.rs b/media/audioipc/server/src/server.rs
+index a458fb1953..d7fc4b6036 100644
+--- a/media/audioipc/server/src/server.rs
++++ b/media/audioipc/server/src/server.rs
+@@ -3,8 +3,6 @@
+ // This program is made available under an ISC-style license.  See the
+ // accompanying file LICENSE for details
+ 
+-#[cfg(target_os = "linux")]
+-use audio_thread_priority::{promote_thread_to_real_time, RtPriorityThreadInfo};
+ use audioipc;
+ use audioipc::codec::LengthDelimitedCodec;
+ use audioipc::frame::{framed, Framed};
+@@ -523,19 +521,6 @@ impl CubebServer {
+                 )
+                 .unwrap_or_else(error),
+ 
+-            #[cfg(target_os = "linux")]
+-            ServerMessage::PromoteThreadToRealTime(thread_info) => {
+-                let info = RtPriorityThreadInfo::deserialize(thread_info);
+-                match promote_thread_to_real_time(info, 0, 48000) {
+-                    Ok(_) => {
+-                        info!("Promotion of content process thread to real-time OK");
+-                    }
+-                    Err(_) => {
+-                        warn!("Promotion of content process thread to real-time error");
+-                    }
+-                }
+-                ClientMessage::ThreadPromoted
+-            }
+         };
+ 
+         trace!("process_msg: req={:?}, resp={:?}", msg, resp);
+diff --git a/toolkit/library/rust/shared/Cargo.toml b/toolkit/library/rust/shared/Cargo.toml
+index d391b0b29c..6c7cb4b9ae 100644
+--- a/toolkit/library/rust/shared/Cargo.toml
++++ b/toolkit/library/rust/shared/Cargo.toml
+@@ -40,7 +40,6 @@ storage = { path = "../../../../storage/rust" }
+ bookmark_sync = { path = "../../../components/places/bookmark_sync", optional = true }
+ shift_or_euc_c = "0.1.0"
+ chardetng_c = "0.1.1"
+-audio_thread_priority = "0.20.2"
+ mdns_service = { path="../../../../media/mtransport/mdns_service", optional = true }
+ neqo_glue = { path = "../../../../netwerk/socket/neqo_glue" }
+ rlbox_lucet_sandbox = { version = "0.1.0", optional = true }
+diff --git a/toolkit/library/rust/shared/lib.rs b/toolkit/library/rust/shared/lib.rs
+index f7d766069a..0b0f6a39a0 100644
+--- a/toolkit/library/rust/shared/lib.rs
++++ b/toolkit/library/rust/shared/lib.rs
+@@ -50,7 +50,6 @@ extern crate chardetng_c;
+ #[cfg(feature = "fogotype")]
+ extern crate fog;
+ 
+-extern crate audio_thread_priority;
+ 
+ #[cfg(feature = "webrtc")]
+ extern crate mdns_service;

testing/firefox/patches/fix-fortify-system-wrappers.patch

@@ -0,0 +1,13 @@
+The wrapper features.h gets pulled in by system headers causing thigns to
+break. We work around it by simply not wrap features.h
+
+--- ./config/system-headers.mozbuild.orig
++++ ./config/system-headers.mozbuild
+@@ -229,7 +229,6 @@
+     'execinfo.h',
+     'extras.h',
+     'fcntl.h',
+-    'features.h',
+     'fenv.h',
+     'ffi.h',
+     'fibdef.h',

testing/firefox/patches/fix-seccomp-bpf.patch

@@ -0,0 +1,14 @@
+--- a/security/sandbox/chromium/sandbox/linux/seccomp-bpf/trap.cc
++++ b/security/sandbox/chromium/sandbox/linux/seccomp-bpf/trap.cc
+@@ -25,6 +25,11 @@
+ #include "sandbox/linux/system_headers/linux_seccomp.h"
+ #include "sandbox/linux/system_headers/linux_signal.h"
+ 
++// musl libc defines siginfo_t __si_fields instead of _sifields
++#if defined(OS_LINUX) && !defined(__GLIBC__)
++#define _sifields __si_fields
++#endif
++
+ namespace {
+ 
+ struct arch_sigsys {

testing/firefox/patches/fix-toolkit.patch

@@ -0,0 +1,90 @@
+diff --git a/toolkit/crashreporter/google-breakpad/src/common/linux/dump_symbols.cc b/toolkit/crashreporter/google-breakpad/src/common/linux/dump_symbols.cc
+index 4222ce3..4d40c6a 100644
+--- a/toolkit/crashreporter/google-breakpad/src/common/linux/dump_symbols.cc
++++ b/toolkit/crashreporter/google-breakpad/src/common/linux/dump_symbols.cc
+@@ -46,6 +46,7 @@
+ #include <sys/mman.h>
+ #include <sys/stat.h>
+ #include <unistd.h>
++#include <libgen.h>
+ 
+ #include <iostream>
+ #include <set>
+diff --git a/toolkit/crashreporter/google-breakpad/src/common/stabs_reader.cc b/toolkit/crashreporter/google-breakpad/src/common/stabs_reader.cc
+index 6019fc7..5953e32 100644
+--- a/toolkit/crashreporter/google-breakpad/src/common/stabs_reader.cc
++++ b/toolkit/crashreporter/google-breakpad/src/common/stabs_reader.cc
+@@ -41,6 +41,10 @@
+ 
+ #include "common/using_std_string.h"
+ 
++#ifndef N_UNDF
++#define N_UNDF 0
++#endif
++
+ using std::vector;
+ 
+ namespace google_breakpad {
+diff --git a/toolkit/crashreporter/google-breakpad/src/common/stabs_reader.h b/toolkit/crashreporter/google-breakpad/src/common/stabs_reader.h
+index 98ee2dd..d57aa68 100644
+--- a/toolkit/crashreporter/google-breakpad/src/common/stabs_reader.h
++++ b/toolkit/crashreporter/google-breakpad/src/common/stabs_reader.h
+@@ -55,7 +55,7 @@
+ 
+ #ifdef HAVE_MACH_O_NLIST_H
+ #include <mach-o/nlist.h>
+-#elif defined(HAVE_A_OUT_H)
++#elif 0
+ #include <a.out.h>
+ #endif
+ 
+diff --git a/toolkit/crashreporter/google-breakpad/src/third_party/lss/linux_syscall_support.h b/toolkit/crashreporter/google-breakpad/src/third_party/lss/linux_syscall_support.h
+index 93fdad7..f34e5e0 100644
+--- a/toolkit/crashreporter/google-breakpad/src/third_party/lss/linux_syscall_support.h
++++ b/toolkit/crashreporter/google-breakpad/src/third_party/lss/linux_syscall_support.h
+@@ -1239,6 +1239,12 @@ struct kernel_statfs {
+ #ifndef __NR_fallocate
+ #define __NR_fallocate          285
+ #endif
++
++#undef __NR_pread
++#define __NR_pread __NR_pread64
++#undef __NR_pwrite
++#define __NR_pwrite __NR_pwrite64
++
+ /* End of x86-64 definitions                                                 */
+ #elif defined(__mips__)
+ #if _MIPS_SIM == _MIPS_SIM_ABI32
+diff --git a/toolkit/mozapps/update/common/updatedefines.h b/toolkit/mozapps/update/common/updatedefines.h
+index 79276f7..4c67976 100644
+--- a/toolkit/mozapps/update/common/updatedefines.h
++++ b/toolkit/mozapps/update/common/updatedefines.h
+@@ -87,7 +87,7 @@ static inline int mywcsprintf(WCHAR* dest, size_t count, const WCHAR* fmt,
+
+ #  ifdef SOLARIS
+ #    include <sys/stat.h>
+-#  else
++#  elif !defined(__linux__) || defined(__GLIBC__)
+ #    include <fts.h>
+ #  endif
+ #  include <dirent.h>
+diff --git a/toolkit/mozapps/update/updater/updater.cpp b/toolkit/mozapps/update/updater/updater.cpp
+index 257ccb4..01314e4 100644
+--- a/toolkit/mozapps/update/updater/updater.cpp
++++ b/toolkit/mozapps/update/updater/updater.cpp
+@@ -3978,6 +3978,7 @@
+ 
+ int add_dir_entries(const NS_tchar* dirpath, ActionList* list) {
+   int rv = OK;
++#if !defined(__linux__) || defined(__GLIBC__)
+   FTS* ftsdir;
+   FTSENT* ftsdirEntry;
+   mozilla::UniquePtr<NS_tchar[]> searchpath(get_full_path(dirpath));
+@@ -4085,6 +4086,7 @@
+   }
+ 
+   fts_close(ftsdir);
++#endif
+ 
+   return rv;
+ }

testing/firefox/patches/fix-tools.patch

@@ -0,0 +1,37 @@
+diff --git a/tools/profiler/core/platform-linux-android.cpp b/tools/profiler/core/platform-linux-android.cpp
+index 19d0a5c56d..b64b543066 100644
+--- a/tools/profiler/core/platform-linux-android.cpp
++++ b/tools/profiler/core/platform-linux-android.cpp
+@@ -506,8 +506,10 @@ static void PlatformInit(PSLockRef aLock) {}
+ ucontext_t sSyncUContext;
+ 
+ void Registers::SyncPopulate() {
+-  if (!getcontext(&sSyncUContext)) {
+-    PopulateRegsFromContext(*this, &sSyncUContext);
+-  }
++  #if defined(__GLIBC__)
++    if (!getcontext(&sSyncUContext)) {
++      PopulateRegsFromContext(*this, &sSyncUContext);
++    }
++  #endif
+ }
+ #endif
+diff --git a/tools/profiler/lul/LulElf.cpp b/tools/profiler/lul/LulElf.cpp
+index 9998d04d0d..348a7086fc 100644
+--- a/tools/profiler/lul/LulElf.cpp
++++ b/tools/profiler/lul/LulElf.cpp
+@@ -469,10 +469,10 @@ string FormatIdentifier(unsigned char identifier[16]) {
+ // Return the non-directory portion of FILENAME: the portion after the
+ // last slash, or the whole filename if there are no slashes.
+ string BaseFileName(const string& filename) {
+-  // Lots of copies!  basename's behavior is less than ideal.
+-  char* c_filename = strdup(filename.c_str());
+-  string base = basename(c_filename);
+-  free(c_filename);
++  // basename's behavior is less than ideal so avoid it
++  const char *c_filename = filename.c_str();
++  const char *p = strrchr(c_filename, '/');
++  string base = p ? p+1 : c_filename;
+   return base;
+ }
+ 

testing/firefox/patches/fix-webrtc-glibcisms.patch

@@ -0,0 +1,20 @@
+--- ./media/webrtc/trunk/webrtc/system_wrappers/source/cpu_features_linux.c.orig	2018-05-09 23:48:44.677389171 +0200
++++ ./media/webrtc/trunk/webrtc/system_wrappers/source/cpu_features_linux.c	2018-05-09 23:48:56.254373557 +0200
+@@ -14,7 +14,7 @@
+ #ifndef __GLIBC_PREREQ
+ #define __GLIBC_PREREQ(a, b) 0
+ #endif
+-#if __GLIBC_PREREQ(2, 16)
++#if !__GLIBC__ || __GLIBC_PREREQ(2, 16)
+ #include <sys/auxv.h>
+ #else
+ #include <fcntl.h>
+@@ -32,7 +32,7 @@
+   int architecture = 0;
+   unsigned long hwcap = 0;
+   const char* platform = NULL;
+-#if __GLIBC_PREREQ(2, 16)
++#if !__GLIBC__ || __GLIBC_PREREQ(2, 16)
+   hwcap = getauxval(AT_HWCAP);
+   platform = (const char*)getauxval(AT_PLATFORM);
+ #else

testing/firefox/patches/mallinfo.patch

@@ -0,0 +1,34 @@
+--- a/xpcom/base/nsMemoryReporterManager.cpp.orig	2019-03-19 17:12:20.844810044 +0100
++++ b/xpcom/base/nsMemoryReporterManager.cpp	2019-03-19 17:13:32.505133615 +0100
+@@ -123,6 +123,7 @@
+   return GetProcSelfSmapsPrivate(aN);
+ }
+
++#ifdef __GLIBC__
+ #  ifdef HAVE_MALLINFO
+ #    define HAVE_SYSTEM_HEAP_REPORTER 1
+ static MOZ_MUST_USE nsresult SystemHeapSize(int64_t* aSizeOut) {
+@@ -142,6 +143,7 @@
+   return NS_OK;
+ }
+ #  endif
++#endif // __GLIBC__
+
+ #elif defined(__DragonFly__) || defined(__FreeBSD__) || defined(__NetBSD__) || \
+     defined(__OpenBSD__) || defined(__FreeBSD_kernel__)
+@@ -642,6 +644,7 @@
+   return NS_OK;
+ }
+
++#ifdef __GLIBC__
+ #  define HAVE_SYSTEM_HEAP_REPORTER 1
+ // Windows can have multiple separate heaps. During testing there were multiple
+ // heaps present but the non-default ones had sizes no more than a few 10s of
+@@ -698,6 +701,7 @@
+   *aSizeOut = heapsSize;
+   return NS_OK;
+ }
++#endif // __GLIBC__
+
+ struct SegmentKind {
+   DWORD mState;

testing/firefox/post-install

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+cat <<EOF
+
+NOTE: Install the 'firefox-privacy' package to
+      enable extra privacy restrictions.
+
+NOTE: This includes more telemetry removals,
+      hardened settings, no phoning-home etc.
+
+-> kiss b firefox-privacy
+-> kiss i firefox-privacy
+
+EOF

testing/firefox/sources

@@ -0,0 +1,11 @@
+https://archive.mozilla.org/pub/firefox/releases/73.0b1/source/firefox-73.0b1.source.tar.xz
+https://ftp.gnu.org/gnu/autoconf/autoconf-2.13.tar.gz autoconf2.13/
+files/mozconfig
+files/stab.h toolkit/crashreporter/google-breakpad/src/
+patches/fix-fortify-system-wrappers.patch
+patches/fix-seccomp-bpf.patch
+patches/fix-toolkit.patch
+patches/fix-tools.patch
+patches/fix-webrtc-glibcisms.patch
+patches/mallinfo.patch
+patches/firefox-73-no-dbus.patch

testing/firefox/version

@@ -0,0 +1 @@
+73.0b1 1