Use same DesktopCaptureOptions in DesktopCaptureBase and DesktopCaptureDevice

content/public/browser/desktop_capture.cc

Index: content/public/browser/desktop_capture.cc
diff --git a/content/public/browser/desktop_capture.cc b/content/public/browser/desktop_capture.cc
new file mode 100644
index 0000000000000000000000000000000000000000..139ea14aca7939fa10a5d5cad6df45d932b8122c
--- /dev/null
+++ b/content/public/browser/desktop_capture.cc
@@ -0,0 +1,30 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/public/browser/desktop_capture.h"
+
+#include "base/feature_list.h"
+#include "build/build_config.h"
+
+namespace content {
+
+webrtc::DesktopCaptureOptions CreateDesktopCaptureOptions() {
+  auto options = webrtc::DesktopCaptureOptions::CreateDefault();
+  // Leave desktop effects enabled during WebRTC captures.
+  options.set_disable_effects(false);
+#if defined(OS_WIN)
+  static constexpr base::Feature kDirectXCapturer{
+      "DirectXCapturer",
+      base::FEATURE_ENABLED_BY_DEFAULT};
+  if (base::FeatureList::IsEnabled(kDirectXCapturer)) {
+    options.set_allow_directx_capturer(true);
+    options.set_allow_use_magnification_api(false);
+  } else {
+    options.set_allow_use_magnification_api(true);
+  }
+#endif  // defined(OS_WIN)
+  return options;
+}
+
+}  // namespace content