From 994576bc0f3e7f33fece1fc8f20fd85ae1419b21 Mon Sep 17 00:00:00 2001
From: Lei Zhang <thestig@chromium.org>
Date: Tue, 16 Oct 2018 20:24:19 +0000
Subject: Use PartitionAllocZeroFill in CFX_V8ArrayBufferAllocator::Allocate().

Avoid a manual memset().

BUG=pdfium:1171

Change-Id: Ib624906c6852966bce90b8c877ce45079bc6810e
Reviewed-on: https://pdfium-review.googlesource.com/c/44074
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
---
 fxjs/cfx_v8.cpp | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fxjs/cfx_v8.cpp b/fxjs/cfx_v8.cpp
index 26c9a43988..4d12e3353e 100644
--- a/fxjs/cfx_v8.cpp
+++ b/fxjs/cfx_v8.cpp
@@ -206,10 +206,8 @@ v8::Local<v8::Array> CFX_V8::ToArray(v8::Local<v8::Value> pValue) {
 void* CFX_V8ArrayBufferAllocator::Allocate(size_t length) {
   if (length > kMaxAllowedBytes)
     return nullptr;
-  void* p = AllocateUninitialized(length);
-  if (p)
-    memset(p, 0, length);
-  return p;
+  return gArrayBufferPartitionAllocator.root()->AllocFlags(
+      pdfium::base::PartitionAllocZeroFill, length, "CFX_V8ArrayBuffer");
 }
 
 void* CFX_V8ArrayBufferAllocator::AllocateUninitialized(size_t length) {
-- 
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