Add support for virtual displays

ui/display/chromeos/query_content_protection_task.cc

 // Copyright 2015 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 "ui/display/chromeos/query_content_protection_task.h"
 
 #include "ui/display/chromeos/display_layout_manager.h"
 #include "ui/display/types/display_snapshot.h"
 #include "ui/display/types/native_display_delegate.h"
 
@@ skipping 29 matching lines @@
         callback_.Run(response_);
         return;
       case DISPLAY_CONNECTION_TYPE_DISPLAYPORT:
       case DISPLAY_CONNECTION_TYPE_DVI:
       case DISPLAY_CONNECTION_TYPE_HDMI:
         hdcp_capable_displays.push_back(display);
         break;
       case DISPLAY_CONNECTION_TYPE_INTERNAL:
       case DISPLAY_CONNECTION_TYPE_VGA:
       case DISPLAY_CONNECTION_TYPE_NETWORK:
+      case DISPLAY_CONNECTION_TYPE_VIRTUAL:
         // No protections for these types. Do nothing.
         break;
       case DISPLAY_CONNECTION_TYPE_NONE:
         NOTREACHED();
         break;
     }
   }
 
   response_.success = true;
   pending_requests_ = hdcp_capable_displays.size();
@@ skipping 18 matching lines @@
 
   pending_requests_--;
   // Wait for all the requests to finish before invoking the callback.
   if (pending_requests_ != 0)
     return;
 
   callback_.Run(response_);
 }
 
 }  // namespace ui