condense: Skip over invalid content.
condense: Skip over invalid content.

We were defending against `content` being undefined,
which is impossible, instead of checking the length
of the jQuery object.

shubhamdhama/zulip,synicalsyntax/zulip,brainwane/zulip,zulip/zulip,eeshangarg/zulip,punchagan/zulip,shubhamdhama/zulip,rht/zulip,kou/zulip,punchagan/zulip,timabbott/zulip,showell/zulip,eeshangarg/zulip,kou/zulip,eeshangarg/zulip,showell/zulip,synicalsyntax/zulip,brainwane/zulip,hackerkid/zulip,hackerkid/zulip,zulip/zulip,rht/zulip,zulip/zulip,rht/zulip,eeshangarg/zulip,synicalsyntax/zulip,andersk/zulip,kou/zulip,hackerkid/zulip,synicalsyntax/zulip,synicalsyntax/zulip,showell/zulip,showell/zulip,showell/zulip,brainwane/zulip,zulip/zulip,punchagan/zulip,showell/zulip,hackerkid/zulip,hackerkid/zulip,timabbott/zulip,eeshangarg/zulip,timabbott/zulip,zulip/zulip,andersk/zulip,andersk/zulip,brainwane/zulip,rht/zulip,shubhamdhama/zulip,rht/zulip,rht/zulip,shubhamdhama/zulip,zulip/zulip,hackerkid/zulip,eeshangarg/zulip,timabbott/zulip,kou/zulip,shubhamdhama/zulip,punchagan/zulip,shubhamdhama/zulip,kou/zulip,brainwane/zulip,timabbott/zulip,kou/zulip,andersk/zulip,brainwane/zulip,shubhamdhama/zulip,punchagan/zulip,zulip/zulip,synicalsyntax/zulip,andersk/zulip,hackerkid/zulip,synicalsyntax/zulip,timabbott/zulip,timabbott/zulip,rht/zulip,punchagan/zulip,eeshangarg/zulip,brainwane/zulip,kou/zulip,showell/zulip,andersk/zulip,punchagan/zulip,andersk/zulip