Move InstrSchedule's iterator begin/end methods inline.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11239 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/InstrSched/InstrScheduling.cpp b/lib/CodeGen/InstrSched/InstrScheduling.cpp
index 4e2bf47..9cec481 100644
--- a/lib/CodeGen/InstrSched/InstrScheduling.cpp
+++ b/lib/CodeGen/InstrSched/InstrScheduling.cpp
@@ -149,10 +149,10 @@
   typedef ScheduleIterator<SchedGraphNode> iterator;
   typedef ScheduleIterator<const SchedGraphNode> const_iterator;
   
-        iterator begin();
-  const_iterator begin() const;
-        iterator end();
-  const_iterator end()   const;
+        iterator begin()       { return iterator::begin(*this); }
+  const_iterator begin() const { return const_iterator::begin(*this); }
+        iterator end()         { return iterator::end(*this); }
+  const_iterator end() const   { return const_iterator::end(*this); }
   
 public: // constructors and destructor
   /*ctor*/		InstrSchedule	(unsigned int _nslots,
@@ -280,30 +280,6 @@
   return _Self(_schedule, _schedule.groups.size(), 0);
 }
 
-InstrSchedule::iterator
-InstrSchedule::begin()
-{
-  return iterator::begin(*this);
-}
-
-InstrSchedule::const_iterator
-InstrSchedule::begin() const
-{
-  return const_iterator::begin(*this);
-}
-
-InstrSchedule::iterator
-InstrSchedule::end()
-{
-  return iterator::end(*this);
-}
-
-InstrSchedule::const_iterator
-InstrSchedule::end() const
-{
-  return const_iterator::end(  *this);
-}
-
 
 //----------------------------------------------------------------------
 // class DelaySlotInfo: