SDK / exoplayer

static_cast is more appropriate than reinrerpret_cast for casting from
void* to JniContext*. See Section 7.2.1 (page 173) in The C++
Programming Language, 4th Edition and
https://stackoverflow.com/questions/310451/should-i-use-static-cast-or-reinterpret-cast-when-casting-a-void-to-whatever

PiperOrigin-RevId: 293812940