Remove redundant argument. NFC.

llvm-svn: 299713
diff --git a/lld/ELF/LinkerScript.h b/lld/ELF/LinkerScript.h
index e1fc3c4..f27eb65 100644
--- a/lld/ELF/LinkerScript.h
+++ b/lld/ELF/LinkerScript.h
@@ -224,7 +224,7 @@
   std::vector<size_t> getPhdrIndices(StringRef SectionName);
   size_t getPhdrIndex(const Twine &Loc, StringRef PhdrName);
 
-  MemoryRegion *findMemoryRegion(OutputSectionCommand *Cmd, OutputSection *Sec);
+  MemoryRegion *findMemoryRegion(OutputSectionCommand *Cmd);
 
   void switchTo(OutputSection *Sec);
   void flush();