--- base/memory/discardable_memory.cc.orig	2025-10-02 04:28:32 UTC
+++ base/memory/discardable_memory.cc
@@ -24,7 +24,7 @@ namespace features {
 BASE_FEATURE(MadvFreeDiscardableMemory, base::FEATURE_DISABLED_BY_DEFAULT);
 #endif  // BUILDFLAG(IS_POSIX)
 
-#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
+#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_BSD)
 BASE_FEATURE(DiscardableMemoryBackingTrial, base::FEATURE_DISABLED_BY_DEFAULT);
 
 BASE_FEATURE_ENUM_PARAM(DiscardableMemoryTrialGroup,
@@ -40,7 +40,7 @@ BASE_FEATURE_ENUM_PARAM(DiscardableMemoryTrialGroup,
 
 namespace {
 
-#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
+#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_BSD)
 
 DiscardableMemoryBacking GetBackingForFieldTrial() {
   DiscardableMemoryTrialGroup trial_group =
@@ -59,7 +59,7 @@ DiscardableMemoryBacking GetBackingForFieldTrial() {
 
 }  // namespace
 
-#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
+#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_BSD)
 
 // Probe capabilities of this device to determine whether we should participate
 // in the discardable memory backing trial.
@@ -91,7 +91,7 @@ DiscardableMemory::DiscardableMemory() = default;
 DiscardableMemory::~DiscardableMemory() = default;
 
 DiscardableMemoryBacking GetDiscardableMemoryBacking() {
-#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
+#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_BSD)
   if (DiscardableMemoryBackingFieldTrialIsEnabled()) {
     return GetBackingForFieldTrial();
   }