Qwen2.5_Omni vision tower use AscendRMSNorm, which conatins a property function. It would be override by set_forward_context(), patch Qwen2_5OmniThinkerForConditionalGeneration func with customized _process_image_input() and _process_video_input() to fix it. ### What this PR does / why we need it? Fix Qwen2.5_Omni model infer image/video issue ### Does this PR introduce _any_ user-facing change? No ### How was this patch tested? - vLLM version: v0.11.2 - vLLM main: https://github.com/vllm-project/vllm/commit/v0.11.2 Signed-off-by: Ting FU <futing10@huawei.com>