PROTOTYPE: PlzNavigate: use a Mojo data pipe to stream navigation data to the renderer.

content/browser/frame_host/navigator.cc

Index: content/browser/frame_host/navigator.cc
diff --git a/content/browser/frame_host/navigator.cc b/content/browser/frame_host/navigator.cc
index 333d10333742c44799529597fcd19af6283bd61c..627afdaef7efec059ec0eb738d6ab5cdb8b65b00 100644
--- a/content/browser/frame_host/navigator.cc
+++ b/content/browser/frame_host/navigator.cc
@@ -44,7 +44,13 @@ void Navigator::OnBeginNavigation(
 
 void Navigator::CommitNavigation(FrameTreeNode* frame_tree_node,
                                  ResourceResponse* response,
-                                 scoped_ptr<StreamHandle> body) {
+                                 scoped_ptr<StreamHandle> body,
+                                 mojo::ScopedDataPipeConsumerHandle data_consumer_handle) {
+}
+void Navigator::CommitNavigation(FrameTreeNode* frame_tree_node,
+                              ResourceResponse* response,
+                              scoped_ptr<StreamHandle> body) {
+  CommitNavigation(frame_tree_node, response, std::move(body), mojo::ScopedDataPipeConsumerHandle());
 }
 
 }  // namespace content