[zlib_bench] Add missing a single include for the build with use_libcxx_modules

This is to fix build error when we set use_libcxx_modules=true in
chromium build.

Bug: 40263312
Change-Id: I581a659ac4e4143958da411a5ba46087cb2404e0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6090544
Auto-Submit: Takuto Ikuta <tikuta@chromium.org>
Commit-Queue: Adenilson Cavalcanti <cavalcantii@chromium.org>
Reviewed-by: Adenilson Cavalcanti <cavalcantii@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1403308}
NOKEYCHECK=True
GitOrigin-RevId: 3276ecddb461df63c0df7b007c68a964011ed7e6
diff --git a/contrib/bench/zlib_bench.cc b/contrib/bench/zlib_bench.cc
index 6df296c..5d84b8c 100644
--- a/contrib/bench/zlib_bench.cc
+++ b/contrib/bench/zlib_bench.cc
@@ -18,18 +18,19 @@
  *   g++|clang++ -O3 -Wall -std=c++11 zlib_bench.cc -lstdc++ -lz
  */
 
-#include <algorithm>
-#include <chrono>
-#include <fstream>
-#include <memory>
-#include <string>
-#include <vector>
-
 #include <memory.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
 
+#include <algorithm>
+#include <chrono>
+#include <fstream>
+#include <memory>
+#include <new>
+#include <string>
+#include <vector>
+
 #include "zlib.h"
 
 void error_exit(const char* error, int code) {