[Renderer] Separate out RendererConfig from ModelConfig (#30145)

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

tests/models/multimodal/processing/test_common.py

@@ -25,7 +25,6 @@ from vllm.multimodal.processing import BaseMultiModalProcessor, InputProcessingC
 from vllm.tokenizers import (
     MistralTokenizer,
     TokenizerLike,
-    cached_tokenizer_from_config,
 )
 
 from ....multimodal.utils import random_audio, random_image, random_video
@@ -212,31 +211,20 @@ def _test_processing_correctness(
     else:
         model_info = HF_EXAMPLE_MODELS.find_hf_info(model_id_or_arch)
         model_id = model_id_or_arch
+
     model_info.check_available_online(on_fail="skip")
     model_info.check_transformers_version(on_fail="skip")
 
-    model_config = ModelConfig(
-        model_id,
-        tokenizer=model_info.tokenizer or model_id,
-        tokenizer_mode=model_info.tokenizer_mode,
-        revision=model_info.revision,
-        trust_remote_code=model_info.trust_remote_code,
-        hf_overrides=model_info.hf_overrides,
+    renderer_config = model_info.build_renderer_config(
+        model=model_id,
         # Ensure that the cache can fit all of the data
         mm_processor_cache_gb=2048,
-        skip_tokenizer_init=model_info.require_embed_inputs,
-        enable_prompt_embeds=model_info.require_embed_inputs,
-        enable_mm_embeds=model_info.require_embed_inputs,
-        enforce_eager=model_info.enforce_eager,
-        dtype=model_info.dtype,
     )
+    model_config = renderer_config.model_config
 
     model_cls = MULTIMODAL_REGISTRY._get_model_cls(model_config)
     factories = model_cls._processor_factory
-    ctx = InputProcessingContext(
-        model_config,
-        tokenizer=cached_tokenizer_from_config(model_config),
-    )
+    ctx = InputProcessingContext.from_config(renderer_config)
     cache = MultiModalProcessorOnlyCache(model_config)
 
     processing_info = factories.info(ctx)