Die on an OOM situation in many more cases.

Continuation of http://codereview.chromium.org/875004 after a revert.

BUG=http://crbug.com/12673
TEST=run out of memory and die

Review URL: http://codereview.chromium.org/1039007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@42127 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 42 insertions, 0 deletions

diff --git a/base/process_util_unittest_mac.mm b/base/process_util_unittest_mac.mm
new file mode 100644
index 0000000..3cd7e16
--- /dev/null
+++ b/base/process_util_unittest_mac.mm
@@ -0,0 +1,42 @@
+// Copyright (c) 2010 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.
+
+#include "base/process_util_unittest_mac.h"
+
+#import <Cocoa/Cocoa.h>
+
+@interface PsychoticallyBigObjCObject : NSObject
+{
+  // On 32 bits, the compiler limits Objective C objects to < 2G in size, and on
+  // 64 bits, the ObjC2 Runtime Reference says that sizeof(anInstance) is
+  // constrained to 32 bits. Keep it < 2G for simplicity.
+  int justUnder2Gigs_[(2U * 1024 * 1024 * 1024 - 1) / sizeof(int)];
+}
+
+@end
+
+@implementation PsychoticallyBigObjCObject
+
+@end
+
+
+namespace base {
+
+void* AllocateViaCFAllocatorSystemDefault(int32 size) {
+  return CFAllocatorAllocate(kCFAllocatorSystemDefault, size, 0);
+}
+
+void* AllocateViaCFAllocatorMalloc(int32 size) {
+  return CFAllocatorAllocate(kCFAllocatorMalloc, size, 0);
+}
+
+void* AllocateViaCFAllocatorMallocZone(int32 size) {
+  return CFAllocatorAllocate(kCFAllocatorMallocZone, size, 0);
+}
+
+void* AllocatePsychoticallyBigObjCObject() {
+  return [[PsychoticallyBigObjCObject alloc] init];
+}
+
+}  // namespace base