split MEMORY_TOOL_REPLACES_ALLOCATOR into initial size and malloc.

Source/wtf/HashTraits.h

Index: Source/wtf/HashTraits.h
diff --git a/Source/wtf/HashTraits.h b/Source/wtf/HashTraits.h
index 2ec731413784ed5e3793d2095ee19e2c0b7665df..1c108df5c1f4e42a04a18ce5d1a9a6f03573ad28 100644
--- a/Source/wtf/HashTraits.h
+++ b/Source/wtf/HashTraits.h
@@ -58,7 +58,7 @@ namespace WTF {
 
         // The starting table size. Can be overridden when we know beforehand that
         // a hash table will have at least N entries.
-#if defined(MEMORY_TOOL_REPLACES_ALLOCATOR)
+#if defined(MEMORY_SANITIZER_INITIAL_SIZE)
         static const unsigned minimumTableSize = 1;
 #else
         static const unsigned minimumTableSize = 8;