Updating ConfigurationDataGet api to include edid data.

Bug: 138398637

Test: manual - ran through modified unit test to make sure the edid data was returned on the MTP
845.

Change-Id: I171cf90d005a09a9cb6ee1081efee653cce47c4a
diff --git a/libs/vr/libvrflinger/display_service.h b/libs/vr/libvrflinger/display_service.h
index e0f2edd..d45a61f 100644
--- a/libs/vr/libvrflinger/display_service.h
+++ b/libs/vr/libvrflinger/display_service.h
@@ -18,6 +18,8 @@
 #include "epoll_event_dispatcher.h"
 #include "hardware_composer.h"
 
+#include "DisplayHardware/DisplayIdentification.h"
+
 namespace android {
 namespace dvr {
 
@@ -117,6 +119,8 @@
 
   DisplayService(const DisplayService&) = delete;
   void operator=(const DisplayService&) = delete;
+
+  DisplayIdentificationData display_identification_data_;
 };
 
 }  // namespace dvr