Pull iterators out of CFG.h and CFGdecls and put them in Support directory

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@664 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Bytecode/Reader/ReaderInternals.h

@@ -13,6 +13,7 @@
 #include "llvm/Instruction.h"
 #include <map>
 #include <utility>
+#include <list>
 
 // Enable to trace to figure out what the heck is going on when parsing fails
 #define TRACE_LEVEL 0

lib/Bytecode/Writer/SlotCalculator.cpp

@@ -20,7 +20,7 @@
 #include "llvm/DerivedTypes.h"
 #include "llvm/SymbolTable.h"
 #include "llvm/Support/STLExtras.h"
-#include "llvm/CFG.h"
+#include "llvm/Support/DepthFirstIterator.h"
 #include <algorithm>
 
 #if 0
@@ -264,8 +264,8 @@ int SlotCalculator::insertVal(const Value *D, bool dontIgnore = false) {
     // the type itself is. This also assures us that we will not hit infinite
     // recursion on recursive types...
     //
-    for (cfg::tdf_iterator I = cfg::tdf_begin(TheTy, true), 
-                           E = cfg::tdf_end(TheTy); I != E; ++I)
+    for (df_iterator<const Type*> I = df_begin(TheTy, true), 
+                                  E = df_end(TheTy); I != E; ++I)
       if (*I != TheTy) {
 	// If we haven't seen this sub type before, add it to our type table!
 	const Type *SubTy = *I;