[ELF] Remove processNonSectionCommands

[phosek]

Summary

This method is no longer being used anywhere.

[ruiu]

LGTM

lld/trunk/ELF/LinkerScript.h

public:
   void adjustSectionsBeforeSorting();
   void adjustSectionsAfterSorting();
 
   std::vector<PhdrEntry> createPhdrs();
   bool ignoreInterpSection();
 
   bool shouldKeep(InputSectionBase *S);
   void assignOffsets(OutputSectionCommand *Cmd);
-  void processNonSectionCommands();
   void assignAddresses();
   void allocateHeaders(std::vector<PhdrEntry> &Phdrs);
   void addSymbol(SymbolAssignment *Cmd);
   void processCommands(OutputSectionFactory &Factory);
 
   // Parsed linker script configurations are set to this struct.
   ScriptConfiguration Opt;
 };
 
 extern LinkerScript *Script;
 
 } // end namespace elf
 } // end namespace lld
 
 #endif // LLD_ELF_LINKER_SCRIPT_H

lld/trunk/ELF/LinkerScript.cpp

for (BaseCommand *Base : Opt.Commands) {
     } else {
       DefPhdrs = Cmd->Phdrs;
     }
   }
 
   removeEmptyCommands();
 }
 
-void LinkerScript::processNonSectionCommands() {
-  for (BaseCommand *Base : Opt.Commands) {
-    if (auto *Cmd = dyn_cast<SymbolAssignment>(Base))
-      assignSymbol(Cmd, false);
-    else if (auto *Cmd = dyn_cast<AssertCommand>(Base))
-      Cmd->Expression();
-  }
-}
-
 void LinkerScript::allocateHeaders(std::vector<PhdrEntry> &Phdrs) {
   uint64_t Min = std::numeric_limits<uint64_t>::max();
   for (OutputSectionCommand *Cmd : OutputSectionCommands) {
     OutputSection *Sec = Cmd->Sec;
     if (Sec->Flags & SHF_ALLOC)
       Min = std::min<uint64_t>(Min, Sec->Addr);
   }