Revert of media: Stop flushing the renderer for pipeline suspend

media/base/pipeline_impl_unittest.cc

Index: media/base/pipeline_impl_unittest.cc
diff --git a/media/base/pipeline_impl_unittest.cc b/media/base/pipeline_impl_unittest.cc
index 49f69bd9de5d440f97b1918dcaaf9cc64f48000d..d08ecf1c173c58526069edb5d0c1cf23059e88ad 100644
--- a/media/base/pipeline_impl_unittest.cc
+++ b/media/base/pipeline_impl_unittest.cc
@@ -276,6 +276,11 @@
 
   void ExpectSuspend() {
     EXPECT_CALL(*renderer_, SetPlaybackRate(0));
+    EXPECT_CALL(*renderer_, Flush(_))
+        .WillOnce(DoAll(
+            SetBufferingState(&buffering_state_cb_, BUFFERING_HAVE_NOTHING),
+            RunClosure<0>()));
+    EXPECT_CALL(callbacks_, OnBufferingStateChange(BUFFERING_HAVE_NOTHING));
     EXPECT_CALL(callbacks_, OnSuspend(PIPELINE_OK));
   }
 
@@ -1076,7 +1081,12 @@
         base::Bind(&CallbackHelper::OnStop, base::Unretained(&callbacks_));
 
     EXPECT_CALL(*renderer_, SetPlaybackRate(0));
+    EXPECT_CALL(callbacks_, OnBufferingStateChange(BUFFERING_HAVE_NOTHING));
     EXPECT_CALL(callbacks_, OnSuspend(PIPELINE_OK));
+    EXPECT_CALL(*renderer_, Flush(_))
+        .WillOnce(DoAll(
+            SetBufferingState(&buffering_state_cb_, BUFFERING_HAVE_NOTHING),
+            RunClosure<0>()));
     if (state == kResuming) {
       if (stop_or_error == kStop) {
         EXPECT_CALL(*demuxer_, Seek(_, _))