Misc. bug: Streaming tool calls does not return "type": "function", unlike non-stream

[GinkREAL]

Name and Version

version: 5490 (fef693d)
built with Apple clang version 17.0.0 (clang-1700.0.13.3) for arm64-apple-darwin24.4.0

Operating systems

No response

Which llama.cpp modules do you know to be affected?

llama-server

Command line

Problem description & steps to reproduce

NonStream:

Stream:

this is important for libraries like llama-index who actually check that the tool call type is supported

First Bad Commit

No response

Relevant log output

[GinkREAL]

fixed in #13800