The smartphone market is not being turned on its head after all. Last year, all the talk was of the rise of Xiaomi and the decline of the established leaders. Now, we see Samsung consolidating its leadership despite its recent troubles, and the Chinese vendors with the strongest growth are the old names, like Huawei and Lenovo. Even more encouragingly for the older brands, the smartphone market’s relentless race to the bottom seems to be slowing. The latest quarterly figures from analysts at GfK, which revised its 2016 forecast for the smartphone market upwards based on Q2 results, indicate that growth is no longer confined to the sub-$100 category, but is swinging to more premium models, especially in China and…