--- dyld/dyld-1165.3/cache_builder/BuilderFileSystem.h
+++ /dev/null
@@ -1,110 +0,0 @@
-/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
-*
-* Copyright (c) 2017 Apple Inc. All rights reserved.
-*
-* @APPLE_LICENSE_HEADER_START@
-*
-* This file contains Original Code and/or Modifications of Original Code
-* as defined in and that are subject to the Apple Public Source License
-* Version 2.0 (the 'License'). You may not use this file except in
-* compliance with the License. Please obtain a copy of the License at
-* http://www.opensource.apple.com/apsl/ and read it before using this
-* file.
-*
-* The Original Code and all software distributed under the License are
-* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
-* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
-* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
-* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
-* Please see the License for the specific language governing rights and
-* limitations under the License.
-*
-* @APPLE_LICENSE_HEADER_END@
-*/
-
-#ifndef BuilderFileSystem_hpp
-#define BuilderFileSystem_hpp
-
-#include "ClosureFileSystem.h"
-#include "mrm_shared_cache_builder.h"
-#include "Diagnostics.h"
-#include "FileUtils.h"
-
-#include <map>
-#include <string>
-#include <vector>
-
-namespace cache_builder
-{
-
-class SymlinkResolver {
-public:
-    SymlinkResolver() { }
-
-    void addFile(Diagnostics& diags, std::string path);
-
-    void addSymlink(Diagnostics& diags, std::string fromPath, std::string toPath);
-
-    std::string realPath(Diagnostics& diags, const std::string& path,
-                         void (^callback)(const std::string& intermediateSymlink) = nullptr) const;
-
-    std::vector<cache_builder::FileAlias> getResolvedSymlinks(void (^callback)(const std::string& error)) const;
-
-    std::vector<cache_builder::FileAlias> getIntermediateSymlinks() const;
-
-private:
-    std::set<std::string> filePaths;
-    std::map<std::string, std::string> symlinks;
-};
-
-struct FileInfo {
-    std::string     path;
-    const uint8_t*  data;
-    const uint64_t  length;
-    FileFlags       flags;
-    uint64_t        mtime;
-    uint64_t        inode;
-};
-
-class FileSystemMRM : public dyld3::closure::FileSystem
-{
-public:
-    FileSystemMRM() : FileSystem() { }
-
-    bool getRealPath(const char possiblePath[MAXPATHLEN], char realPath[MAXPATHLEN]) const override;
-
-    bool loadFile(const char* path, dyld3::closure::LoadedFileInfo& info,
-                  char realerPath[MAXPATHLEN], void (^error)(const char* format, ...)) const override;
-
-    void unloadFile(const dyld3::closure::LoadedFileInfo& info) const override;
-
-    void unloadPartialFile(dyld3::closure::LoadedFileInfo& info,
-                           uint64_t keepStartOffset, uint64_t keepLength) const override;
-
-    bool fileExists(const char* path, uint64_t* inode=nullptr, uint64_t* mtime=nullptr,
-                    bool* issetuid=nullptr, bool* inodesMatchRuntime = nullptr) const override;
-
-    // MRM file APIs
-    bool addFile(const char* path, uint8_t* data, uint64_t size, Diagnostics& diag, FileFlags fileFlags,
-                 uint64_t inode, uint64_t modTime);
-
-    bool addSymlink(const char* fromPath, const char* toPath, Diagnostics& diag);
-
-    void forEachFileInfo(std::function<void(const char* path, const void* buffer, size_t bufferSize,
-                                            FileFlags fileFlags, uint64_t inode, uint64_t modTime)> lambda);
-
-    size_t fileCount() const;
-
-    std::vector<cache_builder::FileAlias> getResolvedSymlinks(void (^callback)(const std::string& error)) const;
-
-    std::vector<cache_builder::FileAlias> getIntermediateSymlinks() const;
-
-private:
-    std::vector<FileInfo> files;
-    std::map<std::string, uint64_t> fileMap;
-    SymlinkResolver symlinkResolver;
-};
-
-} // namespace cache_builder
-
-#endif /* BuilderFileSystem_hpp */