Enable DirectCompositionOverlays feature by default.

gpu/ipc/service/switches.cc

Index: gpu/ipc/service/switches.cc
diff --git a/gpu/ipc/service/switches.cc b/gpu/ipc/service/switches.cc
index 4a312eaec1e580c9f76a4bacfe6b8472c090b48f..1282e02ff4a9c8e64d27c9cb8719d066592d14b8 100644
--- a/gpu/ipc/service/switches.cc
+++ b/gpu/ipc/service/switches.cc
@@ -14,6 +14,6 @@ const char kDisableGpuWatchdog[] = "disable-gpu-watchdog";
 const char kGpuSandboxStartEarly[] = "gpu-sandbox-start-early";
 
 const base::Feature kDirectCompositionOverlays{
-    "DirectCompositionOverlays", base::FEATURE_DISABLED_BY_DEFAULT};
+    "DirectCompositionOverlays", base::FEATURE_ENABLED_BY_DEFAULT};
 
 }  // namespace switches