Update net/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

net/http/http_response_body_drainer.cc

Index: net/http/http_response_body_drainer.cc
diff --git a/net/http/http_response_body_drainer.cc b/net/http/http_response_body_drainer.cc
index a6c96865b5b0461768146a826e350a316b548fda..d8f00853509864887d524df59e92ff98267c9fe9 100644
--- a/net/http/http_response_body_drainer.cc
+++ b/net/http/http_response_body_drainer.cc
@@ -87,7 +87,8 @@ int HttpResponseBodyDrainer::DoDrainResponseBody() {
   next_state_ = STATE_DRAIN_RESPONSE_BODY_COMPLETE;
 
   return stream_->ReadResponseBody(
-      read_buf_, read_size_ - total_read_,
+      read_buf_.get(),
+      read_size_ - total_read_,
       base::Bind(&HttpResponseBodyDrainer::OnIOComplete,
                  base::Unretained(this)));
 }