Remove Multidefs

Multidefs are a bit unwieldy and incomplete.  Remove them in favor of
another mechanism, probably for loops.

Revert "Make Test More Thorough"
Revert "Fix a typo."
Revert "Vim Support for Multidefs"
Revert "Emacs Support for Multidefs"
Revert "Document Multidefs"
Revert "Add a Multidef Test"
Revert "Update Test for Multidefs"
Revert "Process Multidefs"
Revert "Parser Multidef Support"
Revert "Lexer Support for Multidefs"
Revert "Add Multidef Data Structures"

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141378 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/TableGen/TGLexer.h b/lib/TableGen/TGLexer.h
index 7e22287..84d328b 100644
--- a/lib/TableGen/TGLexer.h
+++ b/lib/TableGen/TGLexer.h
@@ -41,7 +41,7 @@
     equal, question,    // = ?
     
     // Keywords.
-    Bit, Bits, Class, Code, Dag, Def, MultiDef, Defm, Field, In, Int, Let, List,
+    Bit, Bits, Class, Code, Dag, Def, Defm, Field, In, Int, Let, List,
     MultiClass, String,
     
     // !keywords.