Update PartitionAlloc from Chromium at r599712.

BUG=pdfium:1170

Change-Id: I0f8dfb3d517beaa682a9ca7ad4831c5a7a10dc3b
Reviewed-on: https://pdfium-review.googlesource.com/c/44073
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

1 files changed, 28 insertions, 0 deletions

diff --git a/third_party/base/allocator/partition_allocator/partition_oom.h b/third_party/base/allocator/partition_allocator/partition_oom.h
new file mode 100644
index 0000000000..be43ff365f
--- /dev/null
+++ b/third_party/base/allocator/partition_allocator/partition_oom.h
@@ -0,0 +1,28 @@
+// Copyright (c) 2018 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Holds functions for generating OOM errors from PartitionAlloc. This is
+// distinct from oom.h in that it is meant only for use in PartitionAlloc.
+
+#ifndef THIRD_PARTY_BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_OOM_H_
+#define THIRD_PARTY_BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_OOM_H_
+
+#include "build/build_config.h"
+#include "third_party/base/compiler_specific.h"
+
+namespace pdfium {
+namespace base {
+namespace internal {
+
+NOINLINE void PartitionExcessiveAllocationSize();
+
+#if !defined(ARCH_CPU_64_BITS)
+NOINLINE void PartitionOutOfMemoryWithLotsOfUncommitedPages();
+#endif
+
+}  // namespace internal
+}  // namespace base
+}  // namespace pdfium
+
+#endif  // THIRD_PARTY_BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_OOM_H_