[Bug 1686995] [NEW] Required attribute message disappears on form submit

[Bsienn]

Public bug reported:

Input with required attribute message disappears on form submit

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: firefox 53.0+build6-0ubuntu0.16.04.1
ProcVersionSignature: Ubuntu 4.4.0-75.96-generic 4.4.59
Uname: Linux 4.4.0-75-generic x86_64
AddonCompatCheckDisabled: False
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  arehman    5716 F.... pulseaudio
BuildID: 20170418123315
Channel: Unavailable
CurrentDesktop: Unity
Date: Fri Apr 28 15:58:45 2017
DefaultProfileExtensions: extensions.sqlite corrupt or missing
DefaultProfileIncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite)
DefaultProfileLocales: extensions.sqlite corrupt or missing
DefaultProfilePlugins: Shockwave Flash - /usr/lib/flashplugin-installer/libflashplayer.so
DefaultProfilePrefSources: prefs.js
DefaultProfileThemes: extensions.sqlite corrupt or missing
ForcedLayersAccel: False
IfupdownConfig:
 # interfaces(5) file used by ifup(8) and ifdown(8)
 auto lo
 iface lo inet loopback
InstallationDate: Installed on 2017-01-06 (111 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
IpRoute:
 default via 192.168.0.1 dev enp3s0  proto static  metric 100 
 169.254.0.0/16 dev enp3s0  scope link  metric 1000 
 192.168.0.0/24 dev enp3s0  proto kernel  scope link  src 192.168.0.103  metric 100
ProcEnviron:
 LANGUAGE=en_US
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Profile1Extensions: extensions.sqlite corrupt or missing
Profile1IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite)
Profile1Locales: extensions.sqlite corrupt or missing
Profile1Plugins: Shockwave Flash - /usr/lib/flashplugin-installer/libflashplayer.so
Profile1PrefSources: prefs.js
Profile1Themes: extensions.sqlite corrupt or missing
Profiles:
 Profile0 (Default) - LastVersion=53.0/20170418123315 (In use)
 Profile1 - LastVersion=53.0a2/20170306084113 (Out of date)
RunningIncompatibleAddons: False
SourcePackage: firefox
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/06/2016
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.2.5
dmi.board.name: 04D1V1
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.2.5:bd10/06/2016:svnDellInc.:pnInspiron5559:pvr:rvnDellInc.:rn04D1V1:rvrA00:cvnDellInc.:ct9:cvr:
dmi.product.name: Inspiron 5559
dmi.sys.vendor: Dell Inc.

** Affects: firefox (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug third-party-packages xenial

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https://bugs.launchpad.net/bugs/1686995

Title:
  Required attribute message disappears on form submit

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