[Modules] Fix potential ODR violations by sinking the DEBUG_TYPE

definition below all the header #include lines, lib/Analysis/...
edition.

This one has a bit extra as there were *other* #define's before #include
lines in addition to DEBUG_TYPE. I've sunk all of them as a block.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206843 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Analysis/RegionInfo.cpp

@@ -9,7 +9,6 @@
 // Detects single entry single exit regions in the control flow graph.
 //===----------------------------------------------------------------------===//
 
-#define DEBUG_TYPE "region"
 #include "llvm/Analysis/RegionInfo.h"
 #include "llvm/ADT/PostOrderIterator.h"
 #include "llvm/ADT/Statistic.h"
@@ -24,6 +23,8 @@
 
 using namespace llvm;
 
+#define DEBUG_TYPE "region"
+
 // Always verify if expensive checking is enabled.
 #ifdef XDEBUG
 static bool VerifyRegionInfo = true;