Alleged photos of the iPhone 6 have surfaced on Weibo. The pictures show a large phone that appears to have a metal frame in the middle, capped off on each end by D-shaped pieces with rounded edges. A protruding rear camera with a smaller, circular flash than the iPhone 5s can be spotted in the shots. Another photo reveals a computer rendering that appears to match recently seen drawings; the design is in some ways similar to the fifth-generation…