Merge 271252 "Fix HDCP in mirror mode."

ui/display/chromeos/display_configurator.h

Index: ui/display/chromeos/display_configurator.h
===================================================================
--- ui/display/chromeos/display_configurator.h	(revision 272088)
+++ ui/display/chromeos/display_configurator.h	(working copy)
@@ -94,6 +94,7 @@
 
     // Called when the hardware mirroring failed.
     virtual void SetSoftwareMirroring(bool enabled) = 0;
+    virtual bool SoftwareMirroringEnabled() const = 0;
   };
 
   class TouchscreenDelegate {
@@ -321,6 +322,9 @@
   // (mirror_mode_width * mirrow_mode_height) / (native_width * native_height)
   float GetMirroredDisplayAreaRatio(const DisplayState& display);
 
+  // Returns true if in either hardware or software mirroring mode.
+  bool IsMirroring() const;
+
   // Applies display protections according to requests.
   bool ApplyProtections(const ContentProtections& requests);