Adding Navigation Throttles to DevTools

content/public/test/test_navigation_observer.cc

Index: content/public/test/test_navigation_observer.cc
diff --git a/content/public/test/test_navigation_observer.cc b/content/public/test/test_navigation_observer.cc
index 1371ba32a937ae3d648d93ccc01c780c9ffddbd6..df579dc7e6ba7af4baa64fee4603135c2143df9e 100644
--- a/content/public/test/test_navigation_observer.cc
+++ b/content/public/test/test_navigation_observer.cc
@@ -47,6 +47,14 @@ class TestNavigationObserver::TestWebContentsObserver
     parent_->OnDidStopLoading(web_contents());
   }
 
+  void DidFailLoad(RenderFrameHost* render_frame_host,
+                   const GURL& validated_url,
+                   int error_code,
+                   const base::string16& error_description,
+                   bool was_ignored_by_handler) override {
+    fprintf(stderr, "YARR! %s\n", validated_url.spec().c_str());

[nasko, 2016/07/15 14:42:31]

You plan to remove this before commit, right?

[alex clarke (OOO till 29th), 2016/07/15 17:12:12]

Done.

+  }
+
   void DidStartProvisionalLoadForFrame(RenderFrameHost* render_frame_host,
                                        const GURL& validated_url,
                                        bool is_error_page,