Revert of cc: Make visible rect computation aware of pixel-moving filters

cc/proto/cc_conversions.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/proto/cc_conversions.h"
 
 #include "cc/base/region.h"
 #include "cc/proto/gfx_conversions.h"
 #include "cc/proto/region.pb.h"
 
@@ skipping 34 matching lines @@
   return ScrollbarOrientation::HORIZONTAL;
 }
 
 proto::ClipNodeData::ClipType ClipNodeTypeToProto(
     const ClipNode::ClipType& clip_type) {
   switch (clip_type) {
     case ClipNode::ClipType::NONE:
       return proto::ClipNodeData::NONE;
     case ClipNode::ClipType::APPLIES_LOCAL_CLIP:
       return proto::ClipNodeData::APPLIES_LOCAL_CLIP;
-    case ClipNode::ClipType::EXPANDS_CLIP:
-      return proto::ClipNodeData::EXPANDS_CLIP;
   }
   NOTREACHED();
   return proto::ClipNodeData::NONE;
 }
 
 ClipNode::ClipType ClipNodeTypeFromProto(
     const proto::ClipNodeData::ClipType& clip_type) {
   switch (clip_type) {
     case proto::ClipNodeData::NONE:
       return ClipNode::ClipType::NONE;
     case proto::ClipNodeData::APPLIES_LOCAL_CLIP:
       return ClipNode::ClipType::APPLIES_LOCAL_CLIP;
-    case proto::ClipNodeData::EXPANDS_CLIP:
-      return ClipNode::ClipType::EXPANDS_CLIP;
   }
   NOTREACHED();
   return ClipNode::ClipType::NONE;
 }
 
 }  // namespace cc