remove unused (way too many little custom ways of loading Lua scripts)

stepmania/src/LuaManager.cpp

@@ -536,32 +536,6 @@ bool LuaHelpers::RunExpression( Lua *L, const RString &sExpression, const RStrin
 	return true;
 }
 
-bool LuaHelpers::RunExpressionB( const RString &str )
-{
-	Lua *L = LUA->Get();
-
-	RunExpression( L, str );
-
-	bool result;
-	LuaHelpers::Pop( L, result );
-
-	LUA->Release( L );
-	return result;
-}
-
-float LuaHelpers::RunExpressionF( const RString &str )
-{
-	Lua *L = LUA->Get();
-
-	RunExpression( L, str );
-
-	float result;
-	LuaHelpers::Pop( L, result );
-
-	LUA->Release( L );
-	return result;
-}
-
 void LuaHelpers::RunExpressionS( const RString &str, RString &sOut )
 {
 	Lua *L = LUA->Get();

stepmania/src/LuaManager.h

@@ -76,8 +76,6 @@ namespace LuaHelpers
 	void ReadArrayFromTableB( Lua *L, vector<bool> &aOut );
 
 	/* Run an expression in the global environment, returning the given type. */
-	bool RunExpressionB( const RString &str );
-	float RunExpressionF( const RString &str );
 	void RunExpressionS( const RString &str, RString &sOut );
 
 	/* If sStr begins with @, evaluate the rest as an expression and store the result over sStr. */