A federal judge ruled Thursday that a Texas law requiring pornography sites to institute age-verification measures — and add prominent warning labels about the alleged dangers of porn — violates the U.S. Constitution’s First Amendment prohibition against free-speech restrictions. A lawsuit seeking to overturn the Texas legislation was filed Aug. 4 by the Free Speech Coalition, a group that included Pornhub’s parent company, adult industry advocacy groups and an adult performer (referred to in filings as “Jane Doe”). Under the Texas law, which was set to go into effect Sept. 1, 2023, porn sites would have been required to use...