Bug 1387239 - Use xz mar update compression; r=me

Now that we have nightlies that support xz compression that are compressed with
bzip2, we can update people to that nightly and then further updates can be
compressed with xz.

MozReview-Commit-ID: 6Y0bbSXzdtT

--HG--
extra : rebase_source : b3e16e4f896d01d2e7cf469b1d468ed84b141463

mail/config/mozconfigs/linux32/l10n-mozconfig

@@ -29,7 +29,3 @@ ac_add_options --disable-stdcxx-compat
 # Run client.py
 mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-l10n-args ] && cat $topsrcdir/build/client.py-l10n-args)"
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/linux32/nightly

@@ -32,7 +32,3 @@ mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-args ] && cat $
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
 
 . "$topsrcdir/build/mozconfig.cache"
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/linux64/l10n-mozconfig

@@ -30,7 +30,3 @@ ac_add_options --disable-stdcxx-compat
 # Run client.py
 mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-l10n-args ] && cat $topsrcdir/build/client.py-l10n-args)"
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/linux64/nightly

@@ -32,7 +32,3 @@ mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-args ] && cat $
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
 
 . "$topsrcdir/build/mozconfig.cache"
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/macosx64/l10n-mozconfig

@@ -17,7 +17,3 @@ MOZ_REQUIRE_ADDON_SIGNING=0
 # Run client.py
 mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-l10n-args ] && cat $topsrcdir/build/client.py-l10n-args)"
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/macosx64/nightly

@@ -39,7 +39,3 @@ mk_add_options ALWAYS_RUN_CLIENT_PY=1
 
 # XXX hack to work around dsymutil failing on OSX builds (bug 1380381, 1382262)
 ac_add_options RUSTFLAGS='-C debuginfo=1'
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/win32/l10n-mozconfig

@@ -30,7 +30,3 @@ mk_export_correct_style INCLUDE
 # Run client.py
 mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-l10n-args ] && cat $topsrcdir/build/client.py-l10n-args)"
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/win32/nightly

@@ -33,7 +33,3 @@ mk_export_correct_style INCLUDE
 # Run client.py
 mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-args ] && cat $topsrcdir/build/client.py-args)"
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/win64/l10n-mozconfig

@@ -29,7 +29,3 @@ mk_export_correct_style INCLUDE
 # Run client.py
 mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-args ] && cat $topsrcdir/build/client.py-args)"
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"

mail/config/mozconfigs/win64/nightly

@@ -33,7 +33,3 @@ mk_export_correct_style INCLUDE
 # Run client.py
 mk_add_options CLIENT_PY_ARGS="$([ -f $topsrcdir/build/client.py-args ] && cat $topsrcdir/build/client.py-args)"
 mk_add_options ALWAYS_RUN_CLIENT_PY=1
-
-# Bug 1387239
-# Use bzip2 mar update compression, to allow upgrading of older nightly builds.
-mk_add_options "export MAR_OLD_FORMAT=1"