Move CodeGenOptions.h *back* into Frontend. This should have been done when the
dependency edge was reversed such that CodeGen depends on Frontend.

llvm-svn: 106065
diff --git a/clang/lib/CodeGen/ModuleBuilder.cpp b/clang/lib/CodeGen/ModuleBuilder.cpp
index 9905ca6..6d9d277 100644
--- a/clang/lib/CodeGen/ModuleBuilder.cpp
+++ b/clang/lib/CodeGen/ModuleBuilder.cpp
@@ -13,7 +13,7 @@
 
 #include "clang/CodeGen/ModuleBuilder.h"
 #include "CodeGenModule.h"
-#include "clang/CodeGen/CodeGenOptions.h"
+#include "clang/Frontend/CodeGenOptions.h"
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/DeclObjC.h"
 #include "clang/AST/Expr.h"