Since you're so fond of quoting the article, here's one for you: "an amended version of House Bill 2122 advanced on a party-line, 5-4 vote, with majority Democrats in ­support." 

In other words, ALL the Republicans opposed reforms. I understand and agree with your premise that both parties are beholden to industry, but in this instance it is clear that one party is working in the interests of Oregon citizens and the other party is opposing that same work.