She was an "activist" being paid to report her findings, some of which could have came directly from the Ukrainian government, to the DNC. When she found out Manafort was being hired by Trump, what she had found in her research did not lead her to Trump's campaign or the RNC(that I'm aware of) to warn them of Manafort's connections to Russia, she went to the DNC and Clinton's campaign.
That and the politico
article.
The contortions used to decide the equivalencies are false must be giving you a headache. Chalupa was sharing her discussions with the Ukrainian ambassador's top aid with the DNC/Clinton campaign.
Trump Jr had a meeting with a lawyer that was not connected(without playing 6 degrees of Vladimir Putin) to the Russian government.