Merge "Disable cdex for non background dexopt"

    // Disable cdex if update input vdex is true since this combination of options is not

    // supported.

    const bool disable_cdex = input_vdex_fd == output_vdex_fd;

    // Disable cdex for non-background compiles since we don't want to regress app install until

    // there are enough benefits to justify the tradeoff.

    const bool disable_cdex = !background_job_compile || (input_vdex_fd == output_vdex_fd);

    const char* argv[9  // program name, mandatory arguments and the final NULL

                     + (have_dex2oat_isa_variant ? 1 : 0)