8253173: Print heap before and after GC lacks a newline

Reviewed-by: tschatzl, pliden, rkennke, sjohanss

src/hotspot/share/gc/shared/collectedHeap.cpp

@@ -36,6 +36,7 @@
 #include "gc/shared/gcWhen.hpp"
 #include "gc/shared/memAllocator.hpp"
 #include "logging/log.hpp"
+#include "logging/logStream.hpp"
 #include "memory/metaspace.hpp"
 #include "memory/resourceArea.hpp"
 #include "memory/universe.hpp"
@@ -123,14 +124,28 @@ MetaspaceSummary CollectedHeap::create_metaspace_summary() {
 }
 
 void CollectedHeap::print_heap_before_gc() {
-  Universe::print_heap_before_gc();
+  LogTarget(Debug, gc, heap) lt;
+  if (lt.is_enabled()) {
+    LogStream ls(lt);
+    ls.print_cr("Heap before GC invocations=%u (full %u):", total_collections(), total_full_collections());
+    ResourceMark rm;
+    print_on(&ls);
+  }
+
   if (_gc_heap_log != NULL) {
     _gc_heap_log->log_heap_before(this);
   }
 }
 
 void CollectedHeap::print_heap_after_gc() {
-  Universe::print_heap_after_gc();
+  LogTarget(Debug, gc, heap) lt;
+  if (lt.is_enabled()) {
+    LogStream ls(lt);
+    ls.print_cr("Heap after GC invocations=%u (full %u):", total_collections(), total_full_collections());
+    ResourceMark rm;
+    print_on(&ls);
+  }
+
   if (_gc_heap_log != NULL) {
     _gc_heap_log->log_heap_after(this);
   }

src/hotspot/share/memory/universe.cpp

@@ -1031,26 +1031,6 @@ void Universe::print_heap_at_SIGBREAK() {
   }
 }
 
-void Universe::print_heap_before_gc() {
-  LogTarget(Debug, gc, heap) lt;
-  if (lt.is_enabled()) {
-    LogStream ls(lt);
-    ls.print("Heap before GC invocations=%u (full %u):", heap()->total_collections(), heap()->total_full_collections());
-    ResourceMark rm;
-    heap()->print_on(&ls);
-  }
-}
-
-void Universe::print_heap_after_gc() {
-  LogTarget(Debug, gc, heap) lt;
-  if (lt.is_enabled()) {
-    LogStream ls(lt);
-    ls.print("Heap after GC invocations=%u (full %u):", heap()->total_collections(), heap()->total_full_collections());
-    ResourceMark rm;
-    heap()->print_on(&ls);
-  }
-}
-
 void Universe::initialize_verify_flags() {
   verify_flags = 0;
   const char delimiter[] = " ,";

src/hotspot/share/memory/universe.hpp

@@ -357,8 +357,6 @@ class Universe: AllStatic {
   static int  verify_count()       { return _verify_count; }
   static void print_on(outputStream* st);
   static void print_heap_at_SIGBREAK();
-  static void print_heap_before_gc();
-  static void print_heap_after_gc();
 
   // Change the number of dummy objects kept reachable by the full gc dummy
   // array; this should trigger relocation in a sliding compaction collector.