RFR: Fix (non-PCH) build after "Bitmap based ShHeapRegionSet"

[Aleksey Shipilev]

Current sh/jdk build fails after recent commit.

Fix:

diff -r a4691713454d src/hotspot/share/gc/shenandoah/shenandoahHeapRegionSet.hpp
--- a/src/hotspot/share/gc/shenandoah/shenandoahHeapRegionSet.hpp	Mon Apr 16 13:58:14 2018 +0200
+++ b/src/hotspot/share/gc/shenandoah/shenandoahHeapRegionSet.hpp	Mon Apr 16 17:07:49 2018 +0200
@@ -28,6 +28,7 @@

 class ShenandoahHeap;
 class ShenandoahHeapRegion;
+class ShenandoahHeapRegionSet;

 class ShenandoahHeapRegionSetIterator : public StackObj {
 private:
@@ -36,8 +37,7 @@
   ShenandoahHeap* const _heap;

 public:
-  ShenandoahHeapRegionSetIterator(const ShenandoahHeapRegionSet* const set) :
-    _set(set), _current_index(0), _heap(ShenandoahHeap::heap()) {}
+  ShenandoahHeapRegionSetIterator(const ShenandoahHeapRegionSet* const set);

   // MT version
   ShenandoahHeapRegion* claim_next();
diff -r a4691713454d src/hotspot/share/gc/shenandoah/shenandoahHeapRegionSet.inline.hpp
--- a/src/hotspot/share/gc/shenandoah/shenandoahHeapRegionSet.inline.hpp	Mon Apr 16 13:58:14 2018 +0200
+++ b/src/hotspot/share/gc/shenandoah/shenandoahHeapRegionSet.inline.hpp	Mon Apr 16 17:07:49 2018 +0200
@@ -30,6 +30,9 @@
 #include "gc/shenandoah/shenandoahHeap.inline.hpp"
 #include "gc/shenandoah/shenandoahHeapRegion.hpp"

+ShenandoahHeapRegionSetIterator::ShenandoahHeapRegionSetIterator(const ShenandoahHeapRegionSet*
const set) :
+        _set(set), _current_index(0), _heap(ShenandoahHeap::heap()) {}
+
 bool ShenandoahHeapRegionSet::is_in(size_t region_number) const {
   assert(region_number < _heap->num_regions(), "Sanity");
   return _set_map[region_number] == 1;


Testing: hotspot_fast_gc_shenandoah {fastdebug|release}

Thanks,
-Aleksey