Function get_browser_runtime_code 

pub fn get_browser_runtime_code(
    environment: Vc<Environment>,
    chunk_base_path: Vc<Option<RcStr>>,
    asset_suffix: Vc<AssetSuffix>,
    worker_forwarded_globals: Vc<Vec<RcStr>>,
    runtime_type: RuntimeType,
    output_root_to_root_path: RcStr,
    generate_source_map: bool,
    chunk_loading_global: Vc<RcStr>,
) -> Vc<Code>

Returns the code for the ECMAScript runtime.