Fix ChunkDemuxer so it properly outputs buffered ranges.

webkit/media/webmediaplayer_impl.cc

Index: webkit/media/webmediaplayer_impl.cc
diff --git a/webkit/media/webmediaplayer_impl.cc b/webkit/media/webmediaplayer_impl.cc
index 588801c471b6b9aaee85eff263a6347216c3f71d..c5d7dd6ec6f85d4e7ddf1dcad6f85e2d9bb49f19 100644
--- a/webkit/media/webmediaplayer_impl.cc
+++ b/webkit/media/webmediaplayer_impl.cc
@@ -656,14 +656,13 @@ bool WebMediaPlayerImpl::sourceRemoveId(const WebKit::WebString& id) {
 
 WebKit::WebTimeRanges WebMediaPlayerImpl::sourceBuffered(
     const WebKit::WebString& id) {
-  media::ChunkDemuxer::Ranges buffered_ranges;
-  if (!proxy_->DemuxerBufferedRange(id.utf8().data(), &buffered_ranges))
-    return WebKit::WebTimeRanges();
+  media::Ranges<base::TimeDelta> buffered_ranges =

[Ami GONE FROM CHROMIUM, 2012/06/19 17:40:37]

dedup against buffered()?

[acolwell GONE FROM CHROMIUM, 2012/06/19 19:50:15]

Done. Created a ConvertToWebTimeRanges() helper function to remove the duplicate
logic.

+      proxy_->DemuxerBufferedRange(id.utf8().data());
 
   WebKit::WebTimeRanges ranges(buffered_ranges.size());
   for (size_t i = 0; i < buffered_ranges.size(); i++) {
-    ranges[i].start = buffered_ranges[i].first.InSecondsF();
-    ranges[i].end = buffered_ranges[i].second.InSecondsF();
+    ranges[i].start = buffered_ranges.start(i).InSecondsF();
+    ranges[i].end = buffered_ranges.end(i).InSecondsF();
   }
   return ranges;
 }