Revert "First Block Cache (huggingface#11180)"

This reverts commit 0454fbb

Author: burgalon

docs/source/en/api/cache.md

@@ -28,9 +28,3 @@ Cache methods speedup diffusion transformers by storing and reusing intermediate
 [[autodoc]] FasterCacheConfig
 
 [[autodoc]] apply_faster_cache
-
-### FirstBlockCacheConfig
-
-[[autodoc]] FirstBlockCacheConfig
-
-[[autodoc]] apply_first_block_cache

src/diffusers/__init__.py

@@ -149,7 +149,6 @@
     _import_structure["hooks"].extend(
         [
             "FasterCacheConfig",
-            "FirstBlockCacheConfig",
             "HookRegistry",
             "LayerSkipConfig",
             "PyramidAttentionBroadcastConfig",
@@ -813,7 +812,6 @@
         )
         from .hooks import (
             FasterCacheConfig,
-            FirstBlockCacheConfig,
             HookRegistry,
             LayerSkipConfig,
             PyramidAttentionBroadcastConfig,

src/diffusers/hooks/__init__.py

@@ -1,23 +1,8 @@
-# Copyright 2024 The HuggingFace Team. All rights reserved.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
 from ..utils import is_torch_available
 
 
 if is_torch_available():
     from .faster_cache import FasterCacheConfig, apply_faster_cache
-    from .first_block_cache import FirstBlockCacheConfig, apply_first_block_cache
     from .group_offloading import apply_group_offloading
     from .hooks import HookRegistry, ModelHook
     from .layer_skip import LayerSkipConfig, apply_layer_skip