Non-const impls. for WebMediaPlayer::didLoadingProgress().

content/renderer/media/webmediaplayer_impl.cc

Index: content/renderer/media/webmediaplayer_impl.cc
diff --git a/content/renderer/media/webmediaplayer_impl.cc b/content/renderer/media/webmediaplayer_impl.cc
index 1f1149824e6ce879ca525cf0e749ff07da95b968..20f5ed55cb8a21567c3c6b94a2eee4bfe1da1a3f 100644
--- a/content/renderer/media/webmediaplayer_impl.cc
+++ b/content/renderer/media/webmediaplayer_impl.cc
@@ -538,6 +538,10 @@ double WebMediaPlayerImpl::maxTimeSeekable() const {
 }
 
 bool WebMediaPlayerImpl::didLoadingProgress() const {
+  return const_cast<WebMediaPlayerImpl*>(this)->didLoadingProgress();
+}
+
+bool WebMediaPlayerImpl::didLoadingProgress() {
   DCHECK(main_loop_->BelongsToCurrentThread());
   bool pipeline_progress = pipeline_.DidLoadingProgress();
   bool data_progress = buffered_data_source_host_.DidLoadingProgress();