net/http: remove unused isLitOrSingle and isNotToken

[1911860538]

isLitOrSingle and isNotToken are private and unused.

[gopherbot]

This PR (HEAD: a97c8f4) has been imported to Gerrit for code review.

Please visit Gerrit at https://go-review.googlesource.com/c/go/+/718700.

Important tips:

• Don't comment on this PR. All discussion takes place in Gerrit.
• You need a Gmail or other Google account to log in to Gerrit.
• To change your code in response to feedback:
  • Push a new commit to the branch used by your GitHub PR.
  • A new "patch set" will then appear in Gerrit.
  • Respond to each comment by marking as Done in Gerrit if implemented as suggested. You can alternatively write a reply.
  • Critical: you must click the blue Reply button near the top to publish your Gerrit responses.
  • Multiple commits in the PR will be squashed by GerritBot.
• The title and description of the GitHub PR are used to construct the final commit message.
  • Edit these as needed via the GitHub web interface (not via Gerrit or git).
  • You should word wrap the PR description at ~76 characters unless you need longer lines (e.g., for tables or URLs).
• See the Sending a change via GitHub and Reviews sections of the Contribution Guide as well as the FAQ for details.

[gopherbot]

Message from Gopher Robot:

Patch Set 1:

(1 comment)

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from t hepudds:

Patch Set 1: Commit-Queue+1

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from Go LUCI:

Patch Set 1:

Dry run: CV is trying the patch.

Bot data: {"action":"start","triggered_at":"2025-11-07T14:28:58Z","revision":"8bee04d35002344a0b123d4d0da6952d3456be83"}

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from t hepudds:

Patch Set 1: -Commit-Queue

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from Go LUCI:

Patch Set 1:

This CL has passed the run

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from Go LUCI:

Patch Set 1: LUCI-TryBot-Result+1

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from t hepudds:

Patch Set 1:

(1 comment)

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from Damien Neil:

Patch Set 1: Code-Review+2

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

This PR (HEAD: 722c4dc) has been imported to Gerrit for code review.

Please visit Gerrit at https://go-review.googlesource.com/c/go/+/718700.

Important tips:

• Don't comment on this PR. All discussion takes place in Gerrit.
• You need a Gmail or other Google account to log in to Gerrit.
• To change your code in response to feedback:
  • Push a new commit to the branch used by your GitHub PR.
  • A new "patch set" will then appear in Gerrit.
  • Respond to each comment by marking as Done in Gerrit if implemented as suggested. You can alternatively write a reply.
  • Critical: you must click the blue Reply button near the top to publish your Gerrit responses.
  • Multiple commits in the PR will be squashed by GerritBot.
• The title and description of the GitHub PR are used to construct the final commit message.
  • Edit these as needed via the GitHub web interface (not via Gerrit or git).
  • You should word wrap the PR description at ~76 characters unless you need longer lines (e.g., for tables or URLs).
• See the Sending a change via GitHub and Reviews sections of the Contribution Guide as well as the FAQ for details.

[gopherbot]

Message from t hepudds:

Patch Set 2: Commit-Queue+1

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from Go LUCI:

Patch Set 2:

Dry run: CV is trying the patch.

Bot data: {"action":"start","triggered_at":"2025-11-10T11:46:26Z","revision":"9a31469bbfe7efa39a6eff85a7811940da360ba3"}

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from t hepudds:

Patch Set 2: -Commit-Queue

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from Go LUCI:

Patch Set 2:

This CL has passed the run

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from Go LUCI:

Patch Set 2: LUCI-TryBot-Result+1

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!

[gopherbot]

Message from Damien Neil:

Patch Set 2: Code-Review+2

---

Please don’t reply on this GitHub thread. Visit golang.org/cl/718700.
After addressing review feedback, remember to publish your drafts!