Adding key press detection in the browser process.

media/base/user_input_monitor_win.cc

Index: media/base/user_input_monitor_win.cc
diff --git a/media/base/user_input_monitor_win.cc b/media/base/user_input_monitor_win.cc
new file mode 100644
index 0000000000000000000000000000000000000000..81a1f591637d45404dd66369b26d7af3d53cf93c
--- /dev/null
+++ b/media/base/user_input_monitor_win.cc
@@ -0,0 +1,18 @@
+// Copyright (c) 2013 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 "media/base/user_input_monitor.h"
+
+namespace media {
+
+scoped_ptr<UserInputMonitor> UserInputMonitor::Create(
+    const scoped_refptr<base::SingleThreadTaskRunner>& input_task_runner,
+    const scoped_refptr<base::SingleThreadTaskRunner>& ui_task_runner,
+    const scoped_refptr<base::SingleThreadTaskRunner>& observer_task_runner,
+    uint8 input_event_mask,
+    const base::WeakPtr<UserInputObserver>& observer) {
+  return scoped_ptr<UserInputMonitor>(NULL);
+}
+
+}  // namespace media