Refactoring BufferedDataSource to work with WebURLLoader instead of a MediaResourceLoaderBridge.

webkit/glue/plugins/webplugin_impl.cc

Index: webkit/glue/plugins/webplugin_impl.cc
diff --git a/webkit/glue/plugins/webplugin_impl.cc b/webkit/glue/plugins/webplugin_impl.cc
index cd917443298db37f283a461277d595e41c74432f..3891563019e862716b5a8330e1525dae6e259f57 100644
--- a/webkit/glue/plugins/webplugin_impl.cc
+++ b/webkit/glue/plugins/webplugin_impl.cc
@@ -96,10 +96,12 @@ class MultiPartResponseClient : public WebURLLoaderClient {
   // response.
   virtual void didReceiveResponse(
       WebURLLoader*, const WebURLResponse& response) {
+    int instance_size;
     if (!MultipartResponseDelegate::ReadContentRanges(
             response,
             &byte_range_lower_bound_,
-            &byte_range_upper_bound_)) {
+            &byte_range_upper_bound_,
+            &instance_size)) {
       NOTREACHED();
       return;
     }