Eliminate the cfg namespace, moving LoopInfo, Dominators, Interval* classes
to the global namespace


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2370 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/Interval.cpp b/lib/Analysis/Interval.cpp
index de5d57f..a4aa88a 100644
--- a/lib/Analysis/Interval.cpp
+++ b/lib/Analysis/Interval.cpp
@@ -1,7 +1,7 @@
 //===- Interval.cpp - Interval class code ------------------------*- C++ -*--=//
 //
-// This file contains the definition of the cfg::Interval class, which
-// represents a partition of a control flow graph of some kind.
+// This file contains the definition of the Interval class, which represents a
+// partition of a control flow graph of some kind.
 //
 //===----------------------------------------------------------------------===//
 
@@ -15,7 +15,7 @@
 
 // isLoop - Find out if there is a back edge in this interval...
 //
-bool cfg::Interval::isLoop() const {
+bool Interval::isLoop() const {
   // There is a loop in this interval iff one of the predecessors of the header
   // node lives in the interval.
   for (::pred_iterator I = ::pred_begin(HeaderNode), E = ::pred_end(HeaderNode);