pub unsafe extern "C" fn GrDirectContext_updateBackendTexture3(
this: *mut GrDirectContext,
texture: *const GrBackendTexture,
srcData: *const SkPixmap,
numLevels: c_int,
finishedProc: GrGpuFinishedProc,
finishedContext: GrGpuFinishedContext
) -> bool