--- old/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	2014-12-15 12:59:11.586739656 +0100
+++ new/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	2014-12-15 12:59:11.520737677 +0100
@@ -2763,7 +2763,7 @@
   default:
     ShouldNotReachHere();
   }
-  return false; // keep some compilers happy
+  return false; // Keep some compilers happy
 }
 
 HeapWord* G1CollectedHeap::top_at_mark_start(HeapRegion* hr, VerifyOption vo) {
@@ -5769,9 +5769,7 @@
   }
 };
 
-#ifdef PRODUCT
-bool G1CollectedHeap::check_cset_fast_test() { return true; }
-#else
+#ifndef PRODUCT
 class G1VerifyCardTableCleanup: public HeapRegionClosure {
   G1CollectedHeap* _g1h;
   G1SATBCardTableModRefBS* _ct_bs;