[gentoo-commits] repo/gentoo:master commit in: www-client/chromium/, www-client/chromium/files/

[Mike Gilbert]

commit:     3800f8726b23842d9dc0c578ac4503dfeae298a8
Author:     Mike Gilbert <floppym <AT> gentoo <DOT> org>
AuthorDate: Wed Apr 25 21:02:17 2018 +0000
Commit:     Mike Gilbert <floppym <AT> gentoo <DOT> org>
CommitDate: Wed Apr 25 21:02:17 2018 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=3800f872

www-client/chromium: dev channel bump (67.0.3396.18)

Package-Manager: Portage-2.3.31_p12, Repoman-2.3.9_p68

 www-client/chromium/Manifest                       |   1 +
 www-client/chromium/chromium-67.0.3396.18.ebuild   | 692 +++++++++++++++++++++
 .../chromium/files/chromium-compiler-r0.patch      | 168 +++++
 3 files changed, 861 insertions(+)

diff --git a/www-client/chromium/Manifest b/www-client/chromium/Manifest
index dfab9b968c4..8cf49124d9d 100644
--- a/www-client/chromium/Manifest
+++ b/www-client/chromium/Manifest
@@ -1,3 +1,4 @@
 DIST chromium-66.0.3359.117-blink.tar.xz 10604 BLAKE2B f458afe8ca21dbae62037cf9b962726a0b48177bcd209ca15eb2a717ca33307ab631e85422fce8bc5990e8f78ee30dd5b58d972eae4cc511f593ee82227ec2b3 SHA512 846ed1ecaa51d945057d0a9f6a72e1dd871a9556fd1a8ff79a5b9e342363d6a2d60378dbc0e84046e7274f9d09dd2d9b444a76af7fc25e7a2869c15c858606d3
 DIST chromium-66.0.3359.117.tar.xz 583947452 BLAKE2B b9e860f0f966ec9aaa2ab5627bbc12486a67b658866763f82d1687cb6cd5ae0cf8b2ccfa3bf045417688a771d7662ba2f8ba149b88802ab3f54015e14ceb7fec SHA512 93fba91783a2109a74fcf7fb0a70a1e1eb062d9277a78783832230638a3371e35fa725494989236c5e5be5494548c4869e1b2e645c65f794a7296efeef8eb27c
 DIST chromium-67.0.3377.1.tar.xz 585310180 BLAKE2B 9e543ad2796c617e9c6237a938600ddd4fd7f7245f78e7aec25e2160ed8ab128e70c97d5a7d70021fd7b79707ceaf1e5e0a836e25474ad5e2999bc1f6b7e43b1 SHA512 e0e5c092895d676551ad75cf18595a641676cde0a6a414180a7e23046cb47fe61256634ac50fa6b3f05153a75125e88417bada12f662ee3fa71aad3ba7cf7684
+DIST chromium-67.0.3396.18.tar.xz 589707412 BLAKE2B 925d258b388b9c28c64db8a423139d52ff4bada2a3971c1c3735e8caf9c9f6991e44153ae57650285f76f5b185046259d6305abaa2bf6ed9ff00c87a91162da2 SHA512 38e19697d4386fc0497312f2dd408f0e950fabb58f78572509caa68cbdbc7f5c5e54bb945c1afe17c64ef5180711759735d5cacb61fb8847b4fe3ac1a4485066

diff --git a/www-client/chromium/chromium-67.0.3396.18.ebuild b/www-client/chromium/chromium-67.0.3396.18.ebuild
new file mode 100644
index 00000000000..b8a5259bc65
--- /dev/null
+++ b/www-client/chromium/chromium-67.0.3396.18.ebuild
@@ -0,0 +1,692 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="6"
+PYTHON_COMPAT=( python2_7 )
+
+CHROMIUM_LANGS="am ar bg bn ca cs da de el en-GB es es-419 et fa fi fil fr gu he
+	hi hr hu id it ja kn ko lt lv ml mr ms nb nl pl pt-BR pt-PT ro ru sk sl sr
+	sv sw ta te th tr uk vi zh-CN zh-TW"
+
+inherit check-reqs chromium-2 eutils gnome2-utils flag-o-matic multilib ninja-utils pax-utils portability python-any-r1 readme.gentoo-r1 toolchain-funcs versionator xdg-utils
+
+DESCRIPTION="Open-source version of Google Chrome web browser"
+HOMEPAGE="http://chromium.org/"
+SRC_URI="https://commondatastorage.googleapis.com/chromium-browser-official/${P}.tar.xz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~x86"
+IUSE="component-build cups gnome-keyring +hangouts jumbo-build kerberos neon pic +proprietary-codecs pulseaudio selinux +suid +system-ffmpeg +system-icu +system-libvpx +tcmalloc"
+RESTRICT="!system-ffmpeg? ( proprietary-codecs? ( bindist ) )"
+
+COMMON_DEPEND="
+	app-accessibility/at-spi2-atk:2
+	app-arch/bzip2:=
+	cups? ( >=net-print/cups-1.3.11:= )
+	dev-libs/atk
+	dev-libs/expat:=
+	dev-libs/glib:2
+	system-icu? ( >=dev-libs/icu-59:= )
+	>=dev-libs/libxml2-2.9.4-r3:=[icu]
+	dev-libs/libxslt:=
+	dev-libs/nspr:=
+	>=dev-libs/nss-3.26:=
+	>=dev-libs/re2-0.2016.05.01:=
+	gnome-keyring? ( >=gnome-base/libgnome-keyring-3.12:= )
+	>=media-libs/alsa-lib-1.0.19:=
+	media-libs/fontconfig:=
+	media-libs/freetype:=
+	>=media-libs/harfbuzz-1.6.0:=[icu(-)]
+	media-libs/libjpeg-turbo:=
+	media-libs/libpng:=
+	system-libvpx? ( media-libs/libvpx:=[postproc,svc] )
+	>=media-libs/openh264-1.6.0:=
+	pulseaudio? ( media-sound/pulseaudio:= )
+	system-ffmpeg? (
+		>=media-video/ffmpeg-3:=
+		|| (
+			media-video/ffmpeg[-samba]
+			>=net-fs/samba-4.5.10-r1[-debug(-)]
+		)
+		!=net-fs/samba-4.5.12
+		media-libs/opus:=
+	)
+	sys-apps/dbus:=
+	sys-apps/pciutils:=
+	virtual/udev
+	x11-libs/cairo:=
+	x11-libs/gdk-pixbuf:2
+	x11-libs/gtk+:3[X]
+	x11-libs/libX11:=
+	x11-libs/libXcomposite:=
+	x11-libs/libXcursor:=
+	x11-libs/libXdamage:=
+	x11-libs/libXext:=
+	x11-libs/libXfixes:=
+	>=x11-libs/libXi-1.6.0:=
+	x11-libs/libXrandr:=
+	x11-libs/libXrender:=
+	x11-libs/libXScrnSaver:=
+	x11-libs/libXtst:=
+	x11-libs/pango:=
+	app-arch/snappy:=
+	media-libs/flac:=
+	>=media-libs/libwebp-0.4.0:=
+	sys-libs/zlib:=[minizip]
+	kerberos? ( virtual/krb5 )
+"
+# For nvidia-drivers blocker, see bug #413637 .
+RDEPEND="${COMMON_DEPEND}
+	!=www-client/chromium-9999
+	!<www-plugins/chrome-binary-plugins-57
+	x11-misc/xdg-utils
+	virtual/opengl
+	virtual/ttf-fonts
+	selinux? ( sec-policy/selinux-chromium )
+	tcmalloc? ( !<x11-drivers/nvidia-drivers-331.20 )
+"
+# dev-vcs/git - https://bugs.gentoo.org/593476
+# sys-apps/sandbox - https://crbug.com/586444
+DEPEND="${COMMON_DEPEND}
+	>=app-arch/gzip-1.7
+	!arm? (
+		dev-lang/yasm
+	)
+	dev-lang/perl
+	>=dev-util/gperf-3.0.3
+	>=dev-util/ninja-1.7.2
+	>=net-libs/nodejs-6.9.4
+	sys-apps/hwids[usb(+)]
+	>=sys-devel/bison-2.4.3
+	sys-devel/flex
+	>=sys-devel/clang-5
+	virtual/pkgconfig
+	dev-vcs/git
+	$(python_gen_any_dep '
+		dev-python/beautifulsoup:python-2[${PYTHON_USEDEP}]
+		>=dev-python/beautifulsoup-4.3.2:4[${PYTHON_USEDEP}]
+		dev-python/html5lib[${PYTHON_USEDEP}]
+		dev-python/simplejson[${PYTHON_USEDEP}]
+	')
+"
+
+# Keep this in sync with the python_gen_any_dep call.
+python_check_deps() {
+	has_version --host-root "dev-python/beautifulsoup:python-2[${PYTHON_USEDEP}]" &&
+	has_version --host-root ">=dev-python/beautifulsoup-4.3.2:4[${PYTHON_USEDEP}]" &&
+	has_version --host-root "dev-python/html5lib[${PYTHON_USEDEP}]" &&
+	has_version --host-root "dev-python/simplejson[${PYTHON_USEDEP}]"
+}
+
+if ! has chromium_pkg_die ${EBUILD_DEATH_HOOKS}; then
+	EBUILD_DEATH_HOOKS+=" chromium_pkg_die";
+fi
+
+DISABLE_AUTOFORMATTING="yes"
+DOC_CONTENTS="
+Some web pages may require additional fonts to display properly.
+Try installing some of the following packages if some characters
+are not displayed properly:
+- media-fonts/arphicfonts
+- media-fonts/bitstream-cyberbit
+- media-fonts/droid
+- media-fonts/ipamonafont
+- media-fonts/noto
+- media-fonts/ja-ipafonts
+- media-fonts/takao-fonts
+- media-fonts/wqy-microhei
+- media-fonts/wqy-zenhei
+
+To fix broken icons on the Downloads page, you should install an icon
+theme that covers the appropriate MIME types, and configure this as your
+GTK+ icon theme.
+"
+
+PATCHES=(
+	"${FILESDIR}/chromium-compiler-r0.patch"
+	"${FILESDIR}/chromium-webrtc-r0.patch"
+	"${FILESDIR}/chromium-memcpy-r0.patch"
+	"${FILESDIR}/chromium-math.h-r0.patch"
+	"${FILESDIR}/chromium-stdint.patch"
+	"${FILESDIR}/chromium-ffmpeg-r1.patch"
+	"${FILESDIR}/chromium-ffmpeg-clang.patch"
+)
+
+pre_build_checks() {
+	#if [[ ${MERGE_TYPE} != binary ]]; then
+	#	local -x CPP="$(tc-getCXX) -E"
+	#	if tc-is-clang && ! version_is_at_least "3.9.1" "$(clang-fullversion)"; then
+	#		# bugs: #601654
+	#		die "At least clang 3.9.1 is required"
+	#	fi
+	#	if tc-is-gcc && ! version_is_at_least 5.0 "$(gcc-version)"; then
+	#		# bugs: #535730, #525374, #518668, #600288, #627356
+	#		die "At least gcc 5.0 is required"
+	#	fi
+	#fi
+
+	# Check build requirements, bug #541816 and bug #471810 .
+	CHECKREQS_MEMORY="3G"
+	CHECKREQS_DISK_BUILD="5G"
+	eshopts_push -s extglob
+	if is-flagq '-g?(gdb)?([1-9])'; then
+		CHECKREQS_DISK_BUILD="25G"
+		if ! use component-build; then
+			CHECKREQS_MEMORY="16G"
+		fi
+	fi
+	eshopts_pop
+	check-reqs_pkg_setup
+}
+
+pkg_pretend() {
+	pre_build_checks
+}
+
+pkg_setup() {
+	pre_build_checks
+
+	chromium_suid_sandbox_check_kernel_config
+}
+
+src_prepare() {
+	# Calling this here supports resumption via FEATURES=keepwork
+	python_setup
+
+	default
+
+	mkdir -p third_party/node/linux/node-linux-x64/bin || die
+	ln -s "${EPREFIX}"/usr/bin/node third_party/node/linux/node-linux-x64/bin/node || die
+
+	local keeplibs=(
+		base/third_party/dmg_fp
+		base/third_party/dynamic_annotations
+		base/third_party/icu
+		base/third_party/nspr
+		base/third_party/superfasthash
+		base/third_party/symbolize
+		base/third_party/valgrind
+		base/third_party/xdg_mime
+		base/third_party/xdg_user_dirs
+		buildtools/third_party/libc++
+		buildtools/third_party/libc++abi
+		chrome/third_party/mozilla_security_manager
+		courgette/third_party
+		net/third_party/mozilla_security_manager
+		net/third_party/nss
+		third_party/WebKit
+		third_party/analytics
+		third_party/angle
+		third_party/angle/src/common/third_party/base
+		third_party/angle/src/common/third_party/smhasher
+		third_party/angle/src/third_party/compiler
+		third_party/angle/src/third_party/libXNVCtrl
+		third_party/angle/src/third_party/trace_event
+		third_party/angle/third_party/glslang
+		third_party/angle/third_party/spirv-headers
+		third_party/angle/third_party/spirv-tools
+		third_party/angle/third_party/vulkan-validation-layers
+		third_party/apple_apsl
+		third_party/blink
+		third_party/boringssl
+		third_party/boringssl/src/third_party/fiat
+		third_party/breakpad
+		third_party/breakpad/breakpad/src/third_party/curl
+		third_party/brotli
+		third_party/cacheinvalidation
+		third_party/catapult
+		third_party/catapult/common/py_vulcanize/third_party/rcssmin
+		third_party/catapult/common/py_vulcanize/third_party/rjsmin
+		third_party/catapult/third_party/polymer
+		third_party/catapult/tracing/third_party/d3
+		third_party/catapult/tracing/third_party/gl-matrix
+		third_party/catapult/tracing/third_party/jszip
+		third_party/catapult/tracing/third_party/mannwhitneyu
+		third_party/catapult/tracing/third_party/oboe
+		third_party/catapult/tracing/third_party/pako
+		third_party/ced
+		third_party/cld_3
+		third_party/crashpad
+		third_party/crashpad/crashpad/third_party/zlib
+		third_party/crc32c
+		third_party/cros_system_api
+		third_party/devscripts
+		third_party/dom_distiller_js
+		third_party/fips181
+		third_party/flatbuffers
+		third_party/flot
+		third_party/freetype
+		third_party/glslang-angle
+		third_party/google_input_tools
+		third_party/google_input_tools/third_party/closure_library
+		third_party/google_input_tools/third_party/closure_library/third_party/closure
+		third_party/googletest
+		third_party/hunspell
+		third_party/iccjpeg
+		third_party/inspector_protocol
+		third_party/jinja2
+		third_party/jstemplate
+		third_party/khronos
+		third_party/leveldatabase
+		third_party/libXNVCtrl
+		third_party/libaddressinput
+		third_party/libaom
+		third_party/libaom/source/libaom/third_party/x86inc
+		third_party/libjingle
+		third_party/libphonenumber
+		third_party/libsecret
+		third_party/libsrtp
+		third_party/libudev
+		third_party/libwebm
+		third_party/libxml/chromium
+		third_party/libyuv
+		third_party/llvm
+		third_party/lss
+		third_party/lzma_sdk
+		third_party/markupsafe
+		third_party/mesa
+		third_party/metrics_proto
+		third_party/modp_b64
+		third_party/node
+		third_party/node/node_modules/polymer-bundler/lib/third_party/UglifyJS2
+		third_party/openmax_dl
+		third_party/ots
+		third_party/pdfium
+		third_party/pdfium/third_party/agg23
+		third_party/pdfium/third_party/base
+		third_party/pdfium/third_party/bigint
+		third_party/pdfium/third_party/freetype
+		third_party/pdfium/third_party/lcms
+		third_party/pdfium/third_party/libopenjpeg20
+		third_party/pdfium/third_party/libpng16
+		third_party/pdfium/third_party/libtiff
+		third_party/pdfium/third_party/skia_shared
+		third_party/ply
+		third_party/polymer
+		third_party/protobuf
+		third_party/protobuf/third_party/six
+		third_party/qcms
+		third_party/s2cellid
+		third_party/sfntly
+		third_party/skia
+		third_party/skia/third_party/gif
+		third_party/skia/third_party/vulkan
+		third_party/smhasher
+		third_party/spirv-headers
+		third_party/spirv-tools-angle
+		third_party/sqlite
+		third_party/swiftshader
+		third_party/swiftshader/third_party/llvm-subzero
+		third_party/swiftshader/third_party/subzero
+		third_party/unrar
+		third_party/usrsctp
+		third_party/vulkan
+		third_party/vulkan-validation-layers
+		third_party/web-animations-js
+		third_party/webdriver
+		third_party/webrtc
+		third_party/widevine
+		third_party/woff2
+		third_party/zlib/google
+		url/third_party/mozilla
+		v8/src/third_party/valgrind
+		v8/src/third_party/utf8-decoder
+		v8/third_party/inspector_protocol
+
+		# gyp -> gn leftovers
+		base/third_party/libevent
+		third_party/adobe
+		third_party/speech-dispatcher
+		third_party/usb_ids
+		third_party/xdg-utils
+		third_party/yasm/run_yasm.py
+	)
+	if ! use system-ffmpeg; then
+		keeplibs+=( third_party/ffmpeg third_party/opus )
+	fi
+	if ! use system-icu; then
+		keeplibs+=( third_party/icu )
+	fi
+	if ! use system-libvpx; then
+		keeplibs+=( third_party/libvpx )
+		keeplibs+=( third_party/libvpx/source/libvpx/third_party/x86inc )
+	fi
+	if use tcmalloc; then
+		keeplibs+=( third_party/tcmalloc )
+	fi
+
+	# Remove most bundled libraries. Some are still needed.
+	build/linux/unbundle/remove_bundled_libraries.py "${keeplibs[@]}" --do-remove || die
+}
+
+bootstrap_gn() {
+	if tc-is-cross-compiler; then
+		local -x AR=${BUILD_AR}
+		local -x CC=${BUILD_CC}
+		local -x CXX=${BUILD_CXX}
+		local -x NM=${BUILD_NM}
+		local -x CFLAGS=${BUILD_CFLAGS}
+		local -x CXXFLAGS=${BUILD_CXXFLAGS}
+		local -x LDFLAGS=${BUILD_LDFLAGS}
+	fi
+	einfo "Building GN..."
+	set -- tools/gn/bootstrap/bootstrap.py -s -v --no-clean
+	echo "$@"
+	"$@" || die
+}
+
+src_configure() {
+	# Calling this here supports resumption via FEATURES=keepwork
+	python_setup
+
+	local myconf_gn=""
+
+	# Make sure the build system will use the right tools, bug #340795.
+	tc-export AR CC CXX NM
+
+	if ! tc-is-clang; then
+		# Force clang since gcc is pretty broken at the moment.
+		CC=${CHOST}-clang
+		CXX=${CHOST}-clang++
+		strip-unsupported-flags
+	fi
+
+	if tc-is-clang; then
+		myconf_gn+=" is_clang=true clang_use_chrome_plugins=false"
+	else
+		myconf_gn+=" is_clang=false"
+	fi
+
+	# Define a custom toolchain for GN
+	myconf_gn+=" custom_toolchain=\"//build/toolchain/linux/unbundle:default\""
+
+	if tc-is-cross-compiler; then
+		tc-export BUILD_{AR,CC,CXX,NM}
+		myconf_gn+=" host_toolchain=\"//build/toolchain/linux/unbundle:host\""
+		myconf_gn+=" v8_snapshot_toolchain=\"//build/toolchain/linux/unbundle:host\""
+	else
+		myconf_gn+=" host_toolchain=\"//build/toolchain/linux/unbundle:default\""
+	fi
+
+	# GN needs explicit config for Debug/Release as opposed to inferring it from build directory.
+	myconf_gn+=" is_debug=false"
+
+	# Component build isn't generally intended for use by end users. It's mostly useful
+	# for development and debugging.
+	myconf_gn+=" is_component_build=$(usex component-build true false)"
+
+	# https://chromium.googlesource.com/chromium/src/+/lkcr/docs/jumbo.md
+	myconf_gn+=" use_jumbo_build=$(usex jumbo-build true false)"
+
+	myconf_gn+=" use_allocator=$(usex tcmalloc \"tcmalloc\" \"none\")"
+
+	# Disable nacl, we can't build without pnacl (http://crbug.com/269560).
+	myconf_gn+=" enable_nacl=false"
+
+	# Use system-provided libraries.
+	# TODO: freetype -- remove sources (https://bugs.chromium.org/p/pdfium/issues/detail?id=733).
+	# TODO: use_system_hunspell (upstream changes needed).
+	# TODO: use_system_libsrtp (bug #459932).
+	# TODO: use_system_protobuf (bug #525560).
+	# TODO: use_system_ssl (http://crbug.com/58087).
+	# TODO: use_system_sqlite (http://crbug.com/22208).
+
+	# libevent: https://bugs.gentoo.org/593458
+	local gn_system_libraries=(
+		flac
+		fontconfig
+		freetype
+		# Need harfbuzz_from_pkgconfig target
+		#harfbuzz-ng
+		libdrm
+		libjpeg
+		libpng
+		libwebp
+		libxml
+		libxslt
+		openh264
+		re2
+		snappy
+		yasm
+		zlib
+	)
+	if use system-ffmpeg; then
+		gn_system_libraries+=( ffmpeg opus )
+	fi
+	if use system-icu; then
+		gn_system_libraries+=( icu )
+	fi
+	if use system-libvpx; then
+		gn_system_libraries+=( libvpx )
+	fi
+	build/linux/unbundle/replace_gn_files.py --system-libraries "${gn_system_libraries[@]}" || die
+
+	# See dependency logic in third_party/BUILD.gn
+	myconf_gn+=" use_system_harfbuzz=true"
+
+	# Optional dependencies.
+	myconf_gn+=" enable_hangout_services_extension=$(usex hangouts true false)"
+	myconf_gn+=" use_cups=$(usex cups true false)"
+	myconf_gn+=" use_gnome_keyring=$(usex gnome-keyring true false)"
+	myconf_gn+=" use_kerberos=$(usex kerberos true false)"
+	myconf_gn+=" use_pulseaudio=$(usex pulseaudio true false)"
+
+	# TODO: link_pulseaudio=true for GN.
+
+	myconf_gn+=" fieldtrial_testing_like_official_build=true"
+
+	# Never use bundled gold binary. Disable gold linker flags for now.
+	# Do not use bundled clang.
+	# Trying to use gold results in linker crash.
+	myconf_gn+=" use_gold=false use_sysroot=false linux_use_bundled_binutils=false use_custom_libcxx=false"
+
+	# Disable forced lld, bug 641556
+	myconf_gn+=" use_lld=false"
+
+	ffmpeg_branding="$(usex proprietary-codecs Chrome Chromium)"
+	myconf_gn+=" proprietary_codecs=$(usex proprietary-codecs true false)"
+	myconf_gn+=" ffmpeg_branding=\"${ffmpeg_branding}\""
+
+	# Set up Google API keys, see http://www.chromium.org/developers/how-tos/api-keys .
+	# Note: these are for Gentoo use ONLY. For your own distribution,
+	# please get your own set of keys. Feel free to contact chromium@g.o
+	# for more info.
+	local google_api_key="AIzaSyDEAOvatFo0eTgsV_ZlEzx0ObmepsMzfAc"
+	local google_default_client_id="329227923882.apps.googleusercontent.com"
+	local google_default_client_secret="vgKG0NNv7GoDpbtoFNLxCUXu"
+	myconf_gn+=" google_api_key=\"${google_api_key}\""
+	myconf_gn+=" google_default_client_id=\"${google_default_client_id}\""
+	myconf_gn+=" google_default_client_secret=\"${google_default_client_secret}\""
+
+	local myarch="$(tc-arch)"
+	if [[ $myarch = amd64 ]] ; then
+		myconf_gn+=" target_cpu=\"x64\""
+		ffmpeg_target_arch=x64
+	elif [[ $myarch = x86 ]] ; then
+		myconf_gn+=" target_cpu=\"x86\""
+		ffmpeg_target_arch=ia32
+	elif [[ $myarch = arm64 ]] ; then
+		myconf_gn+=" target_cpu=\"arm64\""
+		ffmpeg_target_arch=arm64
+	elif [[ $myarch = arm ]] ; then
+		myconf_gn+=" target_cpu=\"arm\""
+		ffmpeg_target_arch=$(usex neon arm-neon arm)
+	else
+		die "Failed to determine target arch, got '$myarch'."
+	fi
+
+	# Make sure that -Werror doesn't get added to CFLAGS by the build system.
+	# Depending on GCC version the warnings are different and we don't want
+	# the build to fail because of that.
+	myconf_gn+=" treat_warnings_as_errors=false"
+
+	# Disable fatal linker warnings, bug 506268.
+	myconf_gn+=" fatal_linker_warnings=false"
+
+	# Avoid CFLAGS problems, bug #352457, bug #390147.
+	if ! use custom-cflags; then
+		replace-flags "-Os" "-O2"
+		strip-flags
+
+		# Prevent linker from running out of address space, bug #471810 .
+		if use x86; then
+			filter-flags "-g*"
+		fi
+
+		# Prevent libvpx build failures. Bug 530248, 544702, 546984.
+		if [[ ${myarch} == amd64 || ${myarch} == x86 ]]; then
+			filter-flags -mno-mmx -mno-sse2 -mno-ssse3 -mno-sse4.1 -mno-avx -mno-avx2
+		fi
+	fi
+
+	# https://bugs.gentoo.org/588596
+	#append-cxxflags $(test-flags-CXX -fno-delete-null-pointer-checks)
+
+	# Bug 491582.
+	export TMPDIR="${WORKDIR}/temp"
+	mkdir -p -m 755 "${TMPDIR}" || die
+
+	if ! use system-ffmpeg; then
+		local build_ffmpeg_args=""
+		if use pic && [[ "${ffmpeg_target_arch}" == "ia32" ]]; then
+			build_ffmpeg_args+=" --disable-asm"
+		fi
+
+		# Re-configure bundled ffmpeg. See bug #491378 for example reasons.
+		einfo "Configuring bundled ffmpeg..."
+		pushd third_party/ffmpeg > /dev/null || die
+		chromium/scripts/build_ffmpeg.py linux ${ffmpeg_target_arch} \
+			--branding ${ffmpeg_branding} -- ${build_ffmpeg_args} || die
+		chromium/scripts/copy_config.sh || die
+		chromium/scripts/generate_gn.py || die
+		popd > /dev/null || die
+	fi
+
+	bootstrap_gn
+
+	einfo "Configuring Chromium..."
+	set -- out/Release/gn gen --args="${myconf_gn} ${EXTRA_GN}" out/Release
+	echo "$@"
+	"$@" || die
+}
+
+src_compile() {
+	# Calling this here supports resumption via FEATURES=keepwork
+	python_setup
+
+	#"${EPYTHON}" tools/clang/scripts/update.py --force-local-build --gcc-toolchain /usr --skip-checkout --use-system-cmake --without-android || die
+
+	# Build mksnapshot and pax-mark it.
+	local x
+	for x in mksnapshot v8_context_snapshot_generator; do
+		if tc-is-cross-compiler; then
+			eninja -C out/Release "host/${x}"
+			pax-mark m "out/Release/host/${x}"
+		else
+			eninja -C out/Release "${x}"
+			pax-mark m "out/Release/${x}"
+		fi
+	done
+
+	# Even though ninja autodetects number of CPUs, we respect
+	# user's options, for debugging with -j 1 or any other reason.
+	eninja -C out/Release chrome chromedriver
+	use suid && eninja -C out/Release chrome_sandbox
+
+	pax-mark m out/Release/chrome
+}
+
+src_install() {
+	local CHROMIUM_HOME="/usr/$(get_libdir)/chromium-browser"
+	exeinto "${CHROMIUM_HOME}"
+	doexe out/Release/chrome
+
+	if use suid; then
+		newexe out/Release/chrome_sandbox chrome-sandbox
+		fperms 4755 "${CHROMIUM_HOME}/chrome-sandbox"
+	fi
+
+	doexe out/Release/chromedriver
+
+	local sedargs=( -e "s:/usr/lib/:/usr/$(get_libdir)/:g" )
+	sed "${sedargs[@]}" "${FILESDIR}/chromium-launcher-r3.sh" > chromium-launcher.sh || die
+	doexe chromium-launcher.sh
+
+	# It is important that we name the target "chromium-browser",
+	# xdg-utils expect it; bug #355517.
+	dosym "${CHROMIUM_HOME}/chromium-launcher.sh" /usr/bin/chromium-browser
+	# keep the old symlink around for consistency
+	dosym "${CHROMIUM_HOME}/chromium-launcher.sh" /usr/bin/chromium
+
+	dosym "${CHROMIUM_HOME}/chromedriver" /usr/bin/chromedriver
+
+	# Allow users to override command-line options, bug #357629.
+	insinto /etc/chromium
+	newins "${FILESDIR}/chromium.default" "default"
+
+	pushd out/Release/locales > /dev/null || die
+	chromium_remove_language_paks
+	popd
+
+	insinto "${CHROMIUM_HOME}"
+	doins out/Release/*.bin
+	doins out/Release/*.pak
+	doins out/Release/*.so
+
+	if ! use system-icu; then
+		doins out/Release/icudtl.dat
+	fi
+
+	doins -r out/Release/locales
+	doins -r out/Release/resources
+
+	if [[ -d out/Release/swiftshader ]]; then
+		insinto "${CHROMIUM_HOME}/swiftshader"
+		doins out/Release/swiftshader/*.so
+	fi
+
+	# Install icons and desktop entry.
+	local branding size
+	for size in 16 22 24 32 48 64 128 256 ; do
+		case ${size} in
+			16|32) branding="chrome/app/theme/default_100_percent/chromium" ;;
+				*) branding="chrome/app/theme/chromium" ;;
+		esac
+		newicon -s ${size} "${branding}/product_logo_${size}.png" \
+			chromium-browser.png
+	done
+
+	local mime_types="text/html;text/xml;application/xhtml+xml;"
+	mime_types+="x-scheme-handler/http;x-scheme-handler/https;" # bug #360797
+	mime_types+="x-scheme-handler/ftp;" # bug #412185
+	mime_types+="x-scheme-handler/mailto;x-scheme-handler/webcal;" # bug #416393
+	make_desktop_entry \
+		chromium-browser \
+		"Chromium" \
+		chromium-browser \
+		"Network;WebBrowser" \
+		"MimeType=${mime_types}\nStartupWMClass=chromium-browser"
+	sed -e "/^Exec/s/$/ %U/" -i "${ED}"/usr/share/applications/*.desktop || die
+
+	# Install GNOME default application entry (bug #303100).
+	insinto /usr/share/gnome-control-center/default-apps
+	newins "${FILESDIR}"/chromium-browser.xml chromium-browser.xml
+
+	readme.gentoo_create_doc
+}
+
+pkg_preinst() {
+	gnome2_icon_savelist
+}
+
+pkg_postrm() {
+	gnome2_icon_cache_update
+	xdg_desktop_database_update
+}
+
+pkg_postinst() {
+	gnome2_icon_cache_update
+	xdg_desktop_database_update
+	readme.gentoo_print_elog
+}

diff --git a/www-client/chromium/files/chromium-compiler-r0.patch b/www-client/chromium/files/chromium-compiler-r0.patch
new file mode 100644
index 00000000000..3c528e5e71a
--- /dev/null
+++ b/www-client/chromium/files/chromium-compiler-r0.patch
@@ -0,0 +1,168 @@
+From 71924291b586feaa7045fe0ad7874116e3d1de80 Mon Sep 17 00:00:00 2001
+From: Mike Gilbert <floppym@g.o>
+Date: Wed, 25 Apr 2018 13:22:49 -0400
+Subject: [PATCH] Disable various compiler configs
+
+---
+ build/config/compiler/BUILD.gn | 61 ++++++++++------------------------
+ 1 file changed, 18 insertions(+), 43 deletions(-)
+
+diff --git a/build/config/compiler/BUILD.gn b/build/config/compiler/BUILD.gn
+index 461e62da2d50..964d41e9c971 100644
+--- a/build/config/compiler/BUILD.gn
++++ b/build/config/compiler/BUILD.gn
+@@ -222,8 +222,6 @@ config("compiler") {
+ 
+   configs += [
+     # See the definitions below.
+-    ":clang_revision",
+-    ":compiler_cpu_abi",
+     ":compiler_codegen",
+   ]
+ 
+@@ -464,18 +462,6 @@ config("compiler") {
+     cflags += [ "-fcolor-diagnostics" ]
+   }
+ 
+-  # TODO(hans): Remove this once Clang generates better optimized debug info by
+-  # default. https://crbug.com/765793
+-  if (is_clang && !is_nacl && current_toolchain == host_toolchain &&
+-      target_os != "chromeos") {
+-    cflags += [
+-      "-Xclang",
+-      "-mllvm",
+-      "-Xclang",
+-      "-instcombine-lower-dbg-declare=0",
+-    ]
+-  }
+-
+   # Print absolute paths in diagnostics. There is no precedent for doing this
+   # on Linux/Mac (GCC doesn't support it), but MSVC does this with /FC and
+   # Windows developers rely on it (crbug.com/636109) so only do this on Windows.
+@@ -1387,10 +1373,6 @@ config("default_warnings") {
+ 
+         # TODO(hans): https://crbug.com/766891
+         "-Wno-null-pointer-arithmetic",
+-
+-        # Ignore warnings about MSVC optimization pragmas.
+-        # TODO(thakis): Only for no_chromium_code? http://crbug.com/505314
+-        "-Wno-ignored-pragma-optimize",
+       ]
+       if (llvm_force_head_revision) {
+         cflags += [
+@@ -1440,22 +1422,6 @@ config("chromium_code") {
+       "__STDC_FORMAT_MACROS",
+     ]
+ 
+-    if (!is_debug && !using_sanitizer &&
+-        (!is_linux || !is_clang || is_official_build) &&
+-        current_cpu != "s390x" && current_cpu != "s390" &&
+-        current_cpu != "ppc64" && current_cpu != "ppc64" &&
+-        current_cpu != "mips" && current_cpu != "mips64") {
+-      # _FORTIFY_SOURCE isn't really supported by Clang now, see
+-      # http://llvm.org/bugs/show_bug.cgi?id=16821.
+-      # It seems to work fine with Ubuntu 12 headers though, so use it in
+-      # official builds.
+-      #
+-      # Non-chromium code is not guaranteed to compile cleanly with
+-      # _FORTIFY_SOURCE. Also, fortified build may fail when optimizations are
+-      # disabled, so only do that for Release build.
+-      defines += [ "_FORTIFY_SOURCE=2" ]
+-    }
+-
+     if (is_mac || is_ios) {
+       cflags_objc = [ "-Wobjc-missing-property-synthesis" ]
+       cflags_objcc = [ "-Wobjc-missing-property-synthesis" ]
+@@ -1786,7 +1752,8 @@ config("default_stack_frames") {
+ }
+ 
+ # Default "optimization on" config.
+-config("optimize") {
++config("optimize") { }
++config("xoptimize") {
+   if (is_win) {
+     # TODO(thakis): Remove is_clang here, https://crbug.com/598772
+     if (is_official_build && full_wpo_on_official && !is_clang) {
+@@ -1820,7 +1787,8 @@ config("optimize") {
+ }
+ 
+ # Same config as 'optimize' but without the WPO flag.
+-config("optimize_no_wpo") {
++config("optimize_no_wpo") { }
++config("xoptimize_no_wpo") {
+   if (is_win) {
+     # Favor size over speed, /O1 must be before the common flags. The GYP
+     # build also specifies /Os and /GF but these are implied by /O1.
+@@ -1843,7 +1811,8 @@ config("optimize_no_wpo") {
+ }
+ 
+ # Turn off optimizations.
+-config("no_optimize") {
++config("no_optimize") { }
++config("xno_optimize") {
+   if (is_win) {
+     cflags = [
+       "/Od",  # Disable optimization.
+@@ -1867,7 +1836,8 @@ config("no_optimize") {
+ # Turns up the optimization level. On Windows, this implies whole program
+ # optimization and link-time code generation which is very expensive and should
+ # be used sparingly.
+-config("optimize_max") {
++config("optimize_max") { }
++config("xoptimize_max") {
+   if (is_nacl && is_nacl_irt) {
+     # The NaCl IRT is a special case and always wants its own config.
+     # Various components do:
+@@ -1914,7 +1884,8 @@ config("optimize_max") {
+ #
+ # TODO(crbug.com/621335) - rework how all of these configs are related
+ # so that we don't need this disclaimer.
+-config("optimize_speed") {
++config("optimize_speed") { }
++config("xoptimize_speed") {
+   if (is_nacl && is_nacl_irt) {
+     # The NaCl IRT is a special case and always wants its own config.
+     # Various components do:
+@@ -1952,7 +1923,8 @@ config("optimize_speed") {
+   }
+ }
+ 
+-config("optimize_fuzzing") {
++config("optimize_fuzzing") { }
++config("xoptimize_fuzzing") {
+   cflags = [ "-O1" ] + common_optimize_on_cflags
+   ldflags = common_optimize_on_ldflags
+   visibility = [ ":default_optimization" ]
+@@ -2034,7 +2006,8 @@ config("afdo") {
+ #   configs += [ "//build/config/compiler:symbols" ]
+ 
+ # Full symbols.
+-config("symbols") {
++config("symbols") { }
++config("xsymbols") {
+   if (is_win) {
+     if (use_goma || is_clang) {
+       # Note that with VC++ this requires is_win_fastlink, enforced elsewhere.
+@@ -2126,7 +2099,8 @@ config("symbols") {
+ # Minimal symbols.
+ # This config guarantees to hold symbol for stack trace which are shown to user
+ # when crash happens in unittests running on buildbot.
+-config("minimal_symbols") {
++config("minimal_symbols") { }
++config("xminimal_symbols") {
+   if (is_win) {
+     # Linker symbols for backtraces only.
+     cflags = []
+@@ -2157,7 +2131,8 @@ config("minimal_symbols") {
+ }
+ 
+ # No symbols.
+-config("no_symbols") {
++config("no_symbols") { }
++config("xno_symbols") {
+   if (!is_win) {
+     cflags = [ "-g0" ]
+     asmflags = cflags
+-- 
+2.17.0
+