Turn macros into regular code #2793

Job	Run time
Docs	1m 46s
Lint	33s
build_versions (stable)	20s
Test	1m 11s
build_versions (beta)	2m 59s
Test	48s
Test (charset)	1m 1s
build_versions (1.71.1)	20s
cargo-deny (aarch64-apple-ios)	17s
Test (charset)	53s
Test (cookies)	1m 18s
cargo-deny (aarch64-linux-android)	17s
Test (cookies)	1m 1s
Test (socks-proxy)	1m 0s
cargo-deny (i686-pc-windows-gnu)	19s
Test (socks-proxy)	1m 4s
Test (gzip)	1m 1s
cargo-deny (i686-pc-windows-msvc)	18s
Test (gzip)	56s
Test (brotli)	1m 0s
cargo-deny (i686-unknown-linux-gnu)	18s
Test (json)	59s
Test (brotli)	1m 4s
cargo-deny (wasm32-unknown-unknown)	23s
Test (native-tls)	1m 4s
Test (json)	59s
cargo-deny (x86_64-apple-darwin)	22s
Test (native-tls)	58s
cargo-deny (x86_64-apple-ios)	18s
Test (rustls-no-provider)	57s
cargo-deny (x86_64-pc-windows-gnu)	22s
cargo-deny (x86_64-pc-windows-msvc)	18s
cargo-deny (x86_64-unknown-linux-gnu)	22s
cargo-deny (x86_64-unknown-redox)	19s
	27m 5s

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