[heap] Simplify adjusting of live bytes.

test/cctest/heap/heap-tester.h

 // Copyright 2015 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 HEAP_HEAP_TESTER_H_
 #define HEAP_HEAP_TESTER_H_
 
 #include "src/handles.h"
 #include "src/heap/spaces.h"
 
 // Tests that should have access to private methods of {v8::internal::Heap}.
 // Those tests need to be defined using HEAP_TEST(Name) { ... }.
 #define HEAP_TEST_METHODS(V)                              \
+  V(AdjustBytes)                                          \
   V(CompactionFullAbortedPage)                            \
   V(CompactionPartiallyAbortedPage)                       \
   V(CompactionPartiallyAbortedPageIntraAbortedPointers)   \
   V(CompactionPartiallyAbortedPageWithStoreBufferEntries) \
   V(CompactionSpaceDivideMultiplePages)                   \
   V(CompactionSpaceDivideSinglePage)                      \
   V(TestNewSpaceRefsInCopiedCode)                         \
   V(GCFlags)                                              \
   V(MarkCompactCollector)                                 \
   V(NoPromotion)                                          \
@@ skipping 42 matching lines @@
   static Handle<Object> TestAllocateAfterFailures();
 
   /* test-api.cc */
   static void ResetWeakHandle(bool global_gc);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // HEAP_HEAP_TESTER_H_