share all the needed linux code with OpenBSD in chrome and content

content/browser/gpu/gpu_blacklist_unittest.cc

Index: content/browser/gpu/gpu_blacklist_unittest.cc
diff --git a/content/browser/gpu/gpu_blacklist_unittest.cc b/content/browser/gpu/gpu_blacklist_unittest.cc
index a598322e56e76c0f1712ef62154c5f53edafa5aa..7b6af60da2d1bd81ce47e0c4fbaf08de7cb51478 100644
--- a/content/browser/gpu/gpu_blacklist_unittest.cc
+++ b/content/browser/gpu/gpu_blacklist_unittest.cc
@@ -189,7 +189,8 @@ TEST_F(GpuBlacklistTest, VendorOnAllOsEntry) {
       GpuBlacklist::kOsLinux, os_version.get(), gpu_info());
   EXPECT_EQ(flags.flags(),
             static_cast<uint32>(GpuFeatureFlags::kGpuFeatureWebgl));
-#if defined(OS_WIN) || defined(OS_LINUX) || defined(OS_MACOSX)
+#if defined(OS_WIN) || defined(OS_LINUX) || defined(OS_MACOSX) || \
+    defined(OS_OPENBSD)
   // Blacklist entries will be filtered to the current OS only upon loading.
   EXPECT_TRUE(
       blacklist.LoadGpuBlacklist(vendor_json, GpuBlacklist::kCurrentOsOnly));