26c88ec14e
* changes: test/: remove unnecessary extern "C"s top-level: add extern "C" to headers vpx_ports: add extern "C" to headers vpx: add extern "C" to headers vp9/encoder: add extern "C" to headers vp9/decoder: add extern "C" to headers vp9/common: add extern "C" to headers vp8/encoder: add extern "C" to headers vp8/decoder: add extern "C" to headers vp8/common: add extern "C" to headers