khronos_int64_t   270 ppapi/lib/gl/include/KHR/khrplatform.h typedef khronos_int64_t        khronos_stime_nanoseconds_t;
khronos_int64_t    64 third_party/khronos/GLES2/gl2.h typedef khronos_int64_t GLint64;
khronos_int64_t   276 third_party/khronos/KHR/khrplatform.h typedef khronos_int64_t        khronos_stime_nanoseconds_t;