Move FunctionArgument out of iOther.h into Argument.h and rename class to
be 'Argument' instead of FunctionArgument.

llvm-svn: 2216
diff --git a/llvm/lib/Transforms/IPO/InlineSimple.cpp b/llvm/lib/Transforms/IPO/InlineSimple.cpp
index 461f597..0a58eab 100644
--- a/llvm/lib/Transforms/IPO/InlineSimple.cpp
+++ b/llvm/lib/Transforms/IPO/InlineSimple.cpp
@@ -23,6 +23,7 @@
 #include "llvm/iPHINode.h"
 #include "llvm/iOther.h"
 #include "llvm/Type.h"
+#include "llvm/Argument.h"
 #include <algorithm>
 #include <map>
 #include <iostream>