$OpenBSD: patch-base_memory_discardable_memory_cc,v 1.6 2021/09/01 16:54:38 robert Exp $

Index: base/memory/discardable_memory.cc
--- base/memory/discardable_memory.cc.orig
+++ base/memory/discardable_memory.cc
@@ -24,7 +24,7 @@ const base::Feature kMadvFreeDiscardableMemory{
     "MadvFreeDiscardableMemory", base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // defined(OS_POSIX)
 
-#if defined(OS_ANDROID) || defined(OS_LINUX) || defined(OS_CHROMEOS)
+#if defined(OS_ANDROID) || defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_BSD)
 const base::Feature kDiscardableMemoryBackingTrial{
     "DiscardableMemoryBackingTrial", base::FEATURE_DISABLED_BY_DEFAULT};
 
@@ -48,7 +48,7 @@ const base::FeatureParam<DiscardableMemoryTrialGroup>
 
 namespace {
 
-#if defined(OS_ANDROID) || defined(OS_LINUX) || defined(OS_CHROMEOS)
+#if defined(OS_ANDROID) || defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_BSD)
 
 DiscardableMemoryBacking GetBackingForFieldTrial() {
   DiscardableMemoryTrialGroup trial_group =
@@ -66,7 +66,7 @@ DiscardableMemoryBacking GetBackingForFieldTrial() {
 
 }  // namespace
 
-#if defined(OS_ANDROID) || defined(OS_LINUX) || defined(OS_CHROMEOS)
+#if defined(OS_ANDROID) || defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_BSD)
 
 // Probe capabilities of this device to determine whether we should participate
 // in the discardable memory backing trial.
@@ -95,7 +95,7 @@ DiscardableMemory::DiscardableMemory() = default;
 DiscardableMemory::~DiscardableMemory() = default;
 
 DiscardableMemoryBacking GetDiscardableMemoryBacking() {
-#if defined(OS_ANDROID) || defined(OS_LINUX) || defined(OS_CHROMEOS)
+#if defined(OS_ANDROID) || defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_BSD)
   if (DiscardableMemoryBackingFieldTrialIsEnabled()) {
     return GetBackingForFieldTrial();
   }
