Move #include "llvm/CodeGen/AsmPrinter.h" to top since it's the interface.

llvm-svn: 26493
diff --git a/llvm/lib/CodeGen/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter.cpp
index ea959b5..dfac3c0 100644
--- a/llvm/lib/CodeGen/AsmPrinter.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter.cpp
@@ -11,9 +11,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/Assembly/Writer.h"
 #include "llvm/DerivedTypes.h"
-#include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/Constants.h"
 #include "llvm/Module.h"
 #include "llvm/CodeGen/MachineConstantPool.h"