RefCounted types should not have public destructors, content/browser part 2

content/renderer/media/media_stream_impl.cc

Index: content/renderer/media/media_stream_impl.cc
diff --git a/content/renderer/media/media_stream_impl.cc b/content/renderer/media/media_stream_impl.cc
index b2502ec4ab915066641f7a2d0646d7b7db1a74fb..4add708772bce87f4e9b62f8a55518ce223e4c3c 100644
--- a/content/renderer/media/media_stream_impl.cc
+++ b/content/renderer/media/media_stream_impl.cc
@@ -75,8 +75,7 @@ static std::string ExtractManagerStreamLabel(
   return manager_label;
 }
 
-
-int MediaStreamImpl::next_request_id_ = 0;
+static int g_next_request_id = 0;
 
 MediaStreamImpl::MediaStreamImpl(
     content::RenderView* render_view,
@@ -181,7 +180,7 @@ void MediaStreamImpl::requestUserMedia(
   UMA_HISTOGRAM_COUNTS_100(kHistogramGetUserMedia, 1);
   DCHECK(CalledOnValidThread());
   DCHECK(!user_media_request.isNull());
-  int request_id = next_request_id_++;
+  int request_id = g_next_request_id++;
 
   bool audio = user_media_request.audio();
   media_stream::StreamOptions::VideoOption video_option =