Support. Follow the usage of reliable sources. Also, the Trends and Insights data suggest that this authoritative usage has become the most common name, and is only becoming more so. I remember during the last RM, some user said that they would only reconsider their opposition to "Myanmar" if the government becomes a liberal democracy. (This political reasoning appears to lurk behind users' assertions against the evidence that "Myanmar" is the "common name".) However, the politicking about the name by Western governments is rapidly changing in response to the 2011–2012 Burmese political reforms (e.g., Australia).