ozone: dri: add synchronous SwapBuffers support on surfaceless

ui/ozone/platform/dri/hardware_display_plane_manager_unittest.cc

Index: ui/ozone/platform/dri/hardware_display_plane_manager_unittest.cc
diff --git a/ui/ozone/platform/dri/hardware_display_plane_manager_unittest.cc b/ui/ozone/platform/dri/hardware_display_plane_manager_unittest.cc
index 54b68b2535cbc2f97cab55918a94052df7682912..7e5dadebe339ffb5dcc615c55b7c44532e0984e7 100644
--- a/ui/ozone/platform/dri/hardware_display_plane_manager_unittest.cc
+++ b/ui/ozone/platform/dri/hardware_display_plane_manager_unittest.cc
@@ -61,7 +61,7 @@ class FakePlaneManager : public ui::HardwareDisplayPlaneManager {
     });
   }
 
-  bool Commit(ui::HardwareDisplayPlaneList* plane_list) override {
+  bool Commit(ui::HardwareDisplayPlaneList* plane_list, bool is_sync) override {
     return false;
   }
 
@@ -242,13 +242,13 @@ TEST(HardwareDisplayPlaneManagerLegacyTest, UnusedPlanesAreReleased) {
   ui::CrtcController crtc(drm, crtcs[0], 0);
   EXPECT_TRUE(drm->plane_manager()->AssignOverlayPlanes(&hdpl, assigns,
                                                         crtcs[0], &crtc));
-  EXPECT_TRUE(drm->plane_manager()->Commit(&hdpl));
+  EXPECT_TRUE(drm->plane_manager()->Commit(&hdpl, false));
   assigns.clear();
   assigns.push_back(ui::OverlayPlane(fake_buffer));
   EXPECT_TRUE(drm->plane_manager()->AssignOverlayPlanes(&hdpl, assigns,
                                                         crtcs[0], &crtc));
   EXPECT_EQ(0, drm->get_overlay_clear_call_count());
-  EXPECT_TRUE(drm->plane_manager()->Commit(&hdpl));
+  EXPECT_TRUE(drm->plane_manager()->Commit(&hdpl, false));
   EXPECT_EQ(1, drm->get_overlay_clear_call_count());
 }