Revert "Added opts::Lite to RewriteInstance"

This reverts commit 020f69c.

Author: shawbyoung

bolt/lib/Rewrite/RewriteInstance.cpp

@@ -82,7 +82,6 @@ extern cl::opt<bool> Hugify;
 extern cl::opt<bool> Instrument;
 extern cl::opt<JumpTableSupportLevel> JumpTables;
 extern cl::opt<bool> KeepNops;
-extern cl::opt<bool> Lite;
 extern cl::opt<bool> MatchProfileWithFunctionHash;
 extern cl::list<std::string> ReorderData;
 extern cl::opt<bolt::ReorderFunctions::ReorderType> ReorderFunctions;