DWARFDebugInfoEntry: Remove unused: Contains, Clear, SetOffset

[jankratochvil]

Summary

Due to changes for DWZ I would need to update those such as renaming it to SetFileOffset.

Checking in as obvious for unused code.

lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.h

public:
   typedef offset_collection::iterator offset_collection_iterator;
   typedef offset_collection::const_iterator offset_collection_const_iterator;
 
   DWARFDebugInfoEntry()
       : m_offset(DW_INVALID_OFFSET), m_parent_idx(0), m_sibling_idx(0),
         m_empty_children(false), m_abbr_idx(0), m_has_children(false),
         m_tag(0) {}
 
-  void Clear() {
-    m_offset = DW_INVALID_OFFSET;
-    m_parent_idx = 0;
-    m_sibling_idx = 0;
-    m_empty_children = false;
-    m_abbr_idx = 0;
-    m_has_children = false;
-    m_tag = 0;
-  }
-
-  bool Contains(const DWARFDebugInfoEntry *die) const;
-
   void BuildAddressRangeTable(SymbolFileDWARF *dwarf2Data,
                               const DWARFCompileUnit *cu,
                               DWARFDebugAranges *debug_aranges) const;
 
   void BuildFunctionAddressRangeTable(SymbolFileDWARF *dwarf2Data,
                                       const DWARFCompileUnit *cu,
                                       DWARFDebugAranges *debug_aranges) const;
 
GetAbbreviationDeclarationPtr(SymbolFileDWARF *dwarf2Data,
                                 lldb::offset_t &offset) const;
 
   dw_tag_t Tag() const { return m_tag; }
 
   bool IsNULL() const { return m_abbr_idx == 0; }
 
   dw_offset_t GetOffset() const { return m_offset; }
 
-  void SetOffset(dw_offset_t offset) { m_offset = offset; }
-
   bool HasChildren() const { return m_has_children; }
 
   void SetHasChildren(bool b) { m_has_children = b; }
 
   // We know we are kept in a vector of contiguous entries, so we know
   // our parent will be some index behind "this".
   DWARFDebugInfoEntry *GetParent() {
     return m_parent_idx > 0 ? this - m_parent_idx : NULL;

lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp

if (die.IsNULL()) {
         }
         return result;
       }
     }
   }
   return false;
 }
 
-bool DWARFDebugInfoEntry::Contains(const DWARFDebugInfoEntry *die) const {
-  if (die) {
-    const dw_offset_t die_offset = die->GetOffset();
-    if (die_offset > GetOffset()) {
-      const DWARFDebugInfoEntry *sibling = GetSibling();
-      assert(sibling); // TODO: take this out
-      if (sibling)
-        return die_offset < sibling->GetOffset();
-    }
-  }
-  return false;
-}
-
 //----------------------------------------------------------------------
 // BuildAddressRangeTable
 //----------------------------------------------------------------------
 void DWARFDebugInfoEntry::BuildAddressRangeTable(
     SymbolFileDWARF *dwarf2Data, const DWARFCompileUnit *cu,
     DWARFDebugAranges *debug_aranges) const {
   if (m_tag) {
     if (m_tag == DW_TAG_subprogram) {