Bug 221160 - crash if illegal date specified in new charts date range. Patch by gerv; r=kiko, a=justdave.
Bug 221160 - crash if illegal date specified in new charts date range. Patch by gerv; r=kiko, a=justdave.

ikpcdoctor/git-clone---branch-release-5.0-stable-https-git.mozilla.org-bugzilla-bugzilla-,oyang/bugzilla,ikpcdoctor/git-clone---branch-release-5.0-stable-https-git.mozilla.org-bugzilla-bugzilla-,dklawren/bugzilla,talatdayyan/bugzilla,edmorley/bugzilla,dklawren/bugzilla,talatdayyan/bugzilla,bugzilla/bugzilla,dylanwh/bugzilla,dklawren/bugzilla,GNOME/bugzilla-gnome-org-upstream,GNOME/bugzilla-gnome-org-upstream,edmorley/bugzilla,edmorley/bugzilla,dylanwh/bugzilla,oyang/bugzilla,ikpcdoctor/git-clone---branch-release-5.0-stable-https-git.mozilla.org-bugzilla-bugzilla-,dylanwh/bugzilla,dklawren/bugzilla,GNOME/bugzilla-gnome-org-upstream,dylanwh/bugzilla,bugzilla/bugzilla,talatdayyan/bugzilla,talatdayyan/bugzilla,dylanwh/bugzilla,oyang/bugzilla,bugzilla/bugzilla,oyang/bugzilla,oyang/bugzilla,GNOME/bugzilla-gnome-org-upstream,dklawren/bugzilla,edmorley/bugzilla,talatdayyan/bugzilla,edmorley/bugzilla,GNOME/bugzilla-gnome-org-upstream,ikpcdoctor/git-clone---branch-release-5.0-stable-https-git.mozilla.org-bugzilla-bugzilla-,ikpcdoctor/git-clone---branch-release-5.0-stable-https-git.mozilla.org-bugzilla-bugzilla-,bugzilla/bugzilla