$NetBSD$

--- content/renderer/render_thread_impl.cc.orig	2020-07-08 21:41:48.000000000 +0000
+++ content/renderer/render_thread_impl.cc
@@ -177,6 +177,12 @@
 
 #if defined(OS_MACOSX)
 #include <malloc/malloc.h>
+#elif defined(OS_BSD)
+#include <stdlib.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <sys/param.h>
+#include <sys/sysctl.h>
 #else
 #include <malloc.h>
 #endif
@@ -752,7 +758,7 @@ void RenderThreadImpl::Init() {
   DCHECK(parsed_num_raster_threads) << string_value;
   DCHECK_GT(num_raster_threads, 0);
 
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_BSD)
   categorized_worker_pool_->SetBackgroundingCallback(
       main_thread_scheduler_->DefaultTaskRunner(),
       base::BindOnce(
@@ -775,7 +781,7 @@ void RenderThreadImpl::Init() {
   base::DiscardableMemoryAllocator::SetInstance(
       discardable_memory_allocator_.get());
 
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_BSD)
   if (base::FeatureList::IsEnabled(
           blink::features::kBlinkCompositorUseDisplayThreadPriority)) {
     render_message_filter()->SetThreadPriority(