--- dyld/dyld-1162/cache_builder/SectionCoalescer.cpp
+++ /dev/null
@@ -1,83 +0,0 @@
-/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
- *
- * Copyright (c) 2014 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@
- */
-
-#include "SectionCoalescer.h"
-
-
-// Returns true if the section was removed from the source dylib after being optimized
-bool DylibSectionCoalescer::sectionWasRemoved(std::string_view segmentName,
-                                              std::string_view sectionName) const
-{
-    if ( const OptimizedSection* section = this->getSection(segmentName, sectionName) ) {
-        // Some sections, eg, GOTs, are optimized but not removed
-        if ( !section->sectionWillBeRemoved )
-            return false;
-
-        return !section->offsetMap.empty();
-    }
-
-    return false;
-}
-
-// Returns true if the section was optimized.  It may or may not have been removed too, see sectionWasRemoved().
-bool DylibSectionCoalescer::sectionWasOptimized(std::string_view segmentName,
-                                                std::string_view sectionName) const
-{
-    if ( const OptimizedSection* section = this->getSection(segmentName, sectionName) )
-        return !section->offsetMap.empty();
-
-    return false;
-}
-
-DylibSectionCoalescer::OptimizedSection* DylibSectionCoalescer::getSection(std::string_view segmentName,
-                                                                           std::string_view sectionName)
-{
-    if (segmentName.size() > 16)
-        segmentName = segmentName.substr(0, 16);
-    if (sectionName.size() > 16)
-        sectionName = sectionName.substr(0, 16);
-
-    if ( segmentName == "__TEXT" ) {
-        if ( sectionName == "__objc_classname" )
-            return &this->objcClassNames;
-        if ( sectionName == "__objc_methname" )
-            return &this->objcMethNames;
-        if ( sectionName == "__objc_methtype" )
-            return &this->objcMethTypes;
-    } else if ( segmentName == "__DATA_CONST" ) {
-        if ( sectionName == "__got" )
-            return &this->gots;
-    } else if ( segmentName == "__AUTH_CONST" ) {
-        if ( sectionName == "__auth_got" )
-            return &this->auth_gots;
-    }
-
-    return nullptr;
-}
-
-const DylibSectionCoalescer::OptimizedSection* DylibSectionCoalescer::getSection(std::string_view segmentName,
-                                                                                 std::string_view sectionName) const
-{
-    return ((DylibSectionCoalescer*)this)->getSection(segmentName, sectionName);
-}