Fix HDCP in mirror mode.

ash/display/display_manager.cc

 // Copyright (c) 2012 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 "ash/display/display_manager.h"
 
 #include <cmath>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 918 matching lines @@
 }
 
 #if defined(OS_CHROMEOS)
 void DisplayManager::SetSoftwareMirroring(bool enabled) {
   // TODO(oshima|bshe): Support external display on the system
   // that has virtual keyboard display.
   if (second_display_mode_ == VIRTUAL_KEYBOARD)
     return;
   SetSecondDisplayMode(enabled ? MIRRORING : EXTENDED);
 }
+
+bool DisplayManager::SoftwareMirroringEnabled() const {
+  return software_mirroring_enabled();
+}
 #endif
 
 void DisplayManager::SetSecondDisplayMode(SecondDisplayMode mode) {
   second_display_mode_ = mode;
   mirrored_display_id_ = gfx::Display::kInvalidDisplayID;
   non_desktop_display_ = gfx::Display();
 }
 
 bool DisplayManager::UpdateDisplayBounds(int64 display_id,
                                          const gfx::Rect& new_bounds) {
@@ skipping 166 matching lines @@
       new_secondary_origin.Offset(-secondary_bounds.width(), offset);
       break;
   }
   gfx::Insets insets = secondary_display->GetWorkAreaInsets();
   secondary_display->set_bounds(
       gfx::Rect(new_secondary_origin, secondary_bounds.size()));
   secondary_display->UpdateWorkAreaFromInsets(insets);
 }
 
 }  // namespace ash