[wfd] Support a low(er) power state by triggering PAUSE/RESUME.

Change-Id: Ibe42bfa73816bbfeb7e652d435254d0171b89727
related-to-bug: 7638150
diff --git a/media/libmediaplayerservice/RemoteDisplay.cpp b/media/libmediaplayerservice/RemoteDisplay.cpp
index 5baa3ad..20e6513 100644
--- a/media/libmediaplayerservice/RemoteDisplay.cpp
+++ b/media/libmediaplayerservice/RemoteDisplay.cpp
@@ -40,6 +40,14 @@
 RemoteDisplay::~RemoteDisplay() {
 }
 
+status_t RemoteDisplay::pause() {
+    return mSource->pause();
+}
+
+status_t RemoteDisplay::resume() {
+    return mSource->resume();
+}
+
 status_t RemoteDisplay::dispose() {
     mSource->stop();