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

content/test/test_render_frame.cc

Index: content/test/test_render_frame.cc
diff --git a/content/test/test_render_frame.cc b/content/test/test_render_frame.cc
index f63a0c84a5abe187a73448da36f51f696c67a7e2..b0bd4317d04fae43b6083652f8affb3f61975188 100644
--- a/content/test/test_render_frame.cc
+++ b/content/test/test_render_frame.cc
@@ -28,8 +28,11 @@ void TestRenderFrame::Navigate(const CommonNavigationParams& common_params,
                                const RequestNavigationParams& request_params) {
   // PlzNavigate
   if (IsBrowserSideNavigationEnabled()) {
+    const int32_t fixed_commit_id = 987654321;
     OnCommitNavigation(ResourceResponseHead(), GURL(), common_params,
-                       request_params);
+                       request_params, fixed_commit_id);
+    ReceiveNavigationDataPipeConsumerHandle(
+      mojo::ScopedDataPipeConsumerHandle(), fixed_commit_id);
   } else {
     OnNavigate(common_params, start_params, request_params);
   }