Keep only base/extractor.[cc|h].

third_party/lzma/v4_65/files/CPP/7zip/UI/Common/UpdateProduce.cpp

-// UpdateProduce.cpp
-
-#include "StdAfx.h"
-
-#include "UpdateProduce.h"
-
-using namespace NUpdateArchive;
-
-static const char *kUpdateActionSetCollision = "Internal collision in update action set";
-
-void UpdateProduce(
-    const CRecordVector<CUpdatePair> &updatePairs,
-    const CActionSet &actionSet,
-    CRecordVector<CUpdatePair2> &operationChain,
-    IUpdateProduceCallback *callback)
-{
-  for (int i = 0; i < updatePairs.Size(); i++)
-  {
-    const CUpdatePair &pair = updatePairs[i];
-
-    CUpdatePair2 up2;
-    up2.IsAnti = false;
-    up2.DirIndex = pair.DirIndex;
-    up2.ArcIndex = pair.ArcIndex;
-    up2.NewData = up2.NewProps = true;
-    
-    switch(actionSet.StateActions[pair.State])
-    {
-      case NPairAction::kIgnore:
-        /*
-        if (pair.State != NPairState::kOnlyOnDisk)
-          IgnoreArchiveItem(m_ArchiveItems[pair.ArcIndex]);
-        // cout << "deleting";
-        */
-        if (callback)
-          callback->ShowDeleteFile(pair.ArcIndex);
-        continue;
-
-      case NPairAction::kCopy:
-        if (pair.State == NPairState::kOnlyOnDisk)
-          throw kUpdateActionSetCollision;
-        up2.NewData = up2.NewProps = false;
-        break;
-      
-      case NPairAction::kCompress:
-        if (pair.State == NPairState::kOnlyInArchive ||
-            pair.State == NPairState::kNotMasked)
-          throw kUpdateActionSetCollision;
-        break;
-      
-      case NPairAction::kCompressAsAnti:
-        up2.IsAnti = true;
-        break;
-    }
-    operationChain.Add(up2);
-  }
-  operationChain.ReserveDown();
-}