Remove dead code.

llvm-svn: 231688

lld/include/lld/Core/Reference.h

@@ -76,9 +76,6 @@ public:
     // kindLayoutAfter is treated as a bidirected edge by the dead-stripping
     // pass.
     kindLayoutAfter = 1,
-    // kindLayoutBefore is currently used only by PECOFF port, and will
-    // be removed soon. To enforce layout, use kindLayoutAfter instead.
-    kindLayoutBefore,
     // kindGroupChild is treated as a bidirected edge too.
     kindGroupChild,
     kindAssociate,

lld/lib/Core/Reader.cpp

@@ -53,7 +53,6 @@ Registry::loadFile(std::unique_ptr<MemoryBuffer> mb,
 
 static const Registry::KindStrings kindStrings[] = {
     {Reference::kindLayoutAfter, "layout-after"},
-    {Reference::kindLayoutBefore, "layout-before"},
     {Reference::kindGroupChild, "group-child"},
     {Reference::kindAssociate, "associate"},
     LLD_KIND_STRING_END};