[tracing] Adding class-wise memory statistics to blink gc memory dumps

Source/platform/heap/GCInfo.h

Index: Source/platform/heap/GCInfo.h
diff --git a/Source/platform/heap/GCInfo.h b/Source/platform/heap/GCInfo.h
index bcade77509418d32c065dd5e63d25ac615f09ec8..a2944e61e4a1a54c253c81b8c0a14769a45c52c8 100644
--- a/Source/platform/heap/GCInfo.h
+++ b/Source/platform/heap/GCInfo.h
@@ -117,10 +117,8 @@ struct GCInfo {
     FinalizationCallback m_finalize;
     bool m_nonTrivialFinalizer;
     bool m_hasVTable;
-#if ENABLE(GC_PROFILING)
     // |m_className| is held as a reference to prevent dtor being called at exit.
     const String& m_className;
-#endif
 };
 
 #if ENABLE(ASSERT)
@@ -170,9 +168,7 @@ struct GCInfoAtBase {
             FinalizerTrait<T>::finalize,
             FinalizerTrait<T>::nonTrivialFinalizer,
             WTF::IsPolymorphic<T>::value,
-#if ENABLE(GC_PROFILING)
             TypenameStringTrait<T>::get()
-#endif
         };
         RETURN_GCINFO_INDEX();
     }