[heap] Fix stale end_ pointer in FreeListCategory::EvictFreeListItemsInList

src/heap/spaces.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_HEAP_SPACES_H_
 #define V8_HEAP_SPACES_H_
 
 #include "src/allocation.h"
 #include "src/atomic-utils.h"
 #include "src/base/atomicops.h"
@@ skipping 886 matching lines @@
         add_available_in_large_free_list(bytes);
         break;
       case kHuge:
         add_available_in_huge_free_list(bytes);
         break;
       default:
         UNREACHABLE();
     }
   }
 
+  intptr_t available_in_free_list(FreeListCategoryType type) {
+    switch (type) {
+      case kSmall:
+        return available_in_small_free_list();
+      case kMedium:
+        return available_in_medium_free_list();
+      case kLarge:
+        return available_in_large_free_list();
+      case kHuge:
+        return available_in_huge_free_list();
+      default:
+        UNREACHABLE();
+    }
+    UNREACHABLE();
+    return 0;
+  }
+
 #ifdef DEBUG
   void Print();
 #endif  // DEBUG
 
   friend class MemoryAllocator;
 };
 
 
 class LargePage : public MemoryChunk {
  public:
@@ skipping 2095 matching lines @@
     count = 0;
   }
   // Must be small, since an iteration is used for lookup.
   static const int kMaxComments = 64;
 };
 #endif
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_HEAP_SPACES_H_