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--- ui/gl/sync_control_vsync_provider.cc.orig 2017-06-05 19:03:30 UTC
+++ ui/gl/sync_control_vsync_provider.cc
@@ -11,7 +11,7 @@
#include "base/trace_event/trace_event.h"
#include "build/build_config.h"
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_BSD)
// These constants define a reasonable range for a calculated refresh interval.
// Calculating refreshes out of this range will be considered a fatal error.
const int64_t kMinVsyncIntervalUs = base::Time::kMicrosecondsPerSecond / 400;
@@ -26,7 +26,7 @@ const double kRelativeIntervalDifferenceThreshold = 0.
namespace gl {
SyncControlVSyncProvider::SyncControlVSyncProvider() : gfx::VSyncProvider() {
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_BSD)
// On platforms where we can't get an accurate reading on the refresh
// rate we fall back to the assumption that we're displaying 60 frames
// per second.
@@ -39,7 +39,7 @@ SyncControlVSyncProvider::~SyncControlVSyncProvider()
void SyncControlVSyncProvider::GetVSyncParameters(
const UpdateVSyncCallback& callback) {
TRACE_EVENT0("gpu", "SyncControlVSyncProvider::GetVSyncParameters");
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_BSD)
base::TimeTicks timebase;
// The actual clock used for the system time returned by glXGetSyncValuesOML
@@ -155,7 +155,7 @@ void SyncControlVSyncProvider::GetVSyncParameters(
last_timebase_ = timebase;
last_media_stream_counter_ = media_stream_counter;
callback.Run(timebase, last_good_interval_);
-#endif // defined(OS_LINUX)
+#endif // defined(OS_LINUX) || defined(OS_BSD)
}
} // namespace gl
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