Support audio in curtain mode, and use endpoint volume instead of session volume to adjust audio st…

remoting/host/win/rdp_client_window.cc

 // 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 "remoting/host/win/rdp_client_window.h"
 
 #include <wtsdefs.h>
 
 #include <list>
 
@@ skipping 321 matching lines @@
                              WTS_PERF_ENABLE_DESKTOP_COMPOSITION;
   result = client_settings_->put_PerformanceFlags(kDesiredFlags);
   if (FAILED(result))
     return LogOnCreateError(result);
 
   // Set the port to connect to.
   result = client_settings_->put_RDPPort(server_endpoint_.port());
   if (FAILED(result))
     return LogOnCreateError(result);
 
-  // Disable audio in the session.
-  // TODO(alexeypa): re-enable audio redirection when http://crbug.com/242312 is
-  // fixed.
   result = client_->get_SecuredSettings2(secured_settings2.Receive());
   if (SUCCEEDED(result)) {
-    result = secured_settings2->put_AudioRedirectionMode(kRdpAudioModeNone);
+    result =
+        secured_settings2->put_AudioRedirectionMode(kRdpAudioModeRedirect);
     if (FAILED(result))
       return LogOnCreateError(result);
   }
 
   result = client_->get_SecuredSettings(secured_settings.Receive());
   if (FAILED(result))
     return LogOnCreateError(result);
 
   // Set the terminal ID as the working directory for the initial program. It is
   // observed that |WorkDir| is used only if an initial program is also
@@ skipping 161 matching lines @@
     return CallNextHookEx(hook, code, wparam, lparam);
 
   // Close the window once all pending window messages are processed.
   HWND window = reinterpret_cast<HWND>(wparam);
   LOG(WARNING) << "RDP: closing a window: " << std::hex << window << std::dec;
   ::PostMessage(window, WM_CLOSE, 0, 0);
   return 0;
 }
 
 }  // namespace remoting