### What this PR does / why we need it? This PR fixes issues: 1. Resolve the issue of qwen2.5-VL quantization service startup failure: AttributeError, 'Parameter' object has no attribute 'weight_loader'. ### Does this PR introduce _any_ user-facing change? None. ### How was this patch tested? - ci & e2e - vLLM version: v0.11.0 - vLLM main: https://github.com/vllm-project/vllm/commit/v0.11.0 Signed-off-by: elilzhu <2435754260@qq.com>