Add a flag showing whether the current request was ignored by a handler

content/test/web_contents_observer_sanity_checker.cc

Index: content/test/web_contents_observer_sanity_checker.cc
diff --git a/content/test/web_contents_observer_sanity_checker.cc b/content/test/web_contents_observer_sanity_checker.cc
index 0b834749681ccd2fdeab00204987b8ae9c3cf6a5..1e76ca23473e89e8ade73086af84d3f07c548a01 100644
--- a/content/test/web_contents_observer_sanity_checker.cc
+++ b/content/test/web_contents_observer_sanity_checker.cc
@@ -138,7 +138,8 @@ void WebContentsObserverSanityChecker::DidFailProvisionalLoad(
     RenderFrameHost* render_frame_host,
     const GURL& validated_url,
     int error_code,
-    const base::string16& error_description) {
+    const base::string16& error_description,
+    bool was_ignored_by_handler) {
   AssertRenderFrameExists(render_frame_host);
 }
 
@@ -178,7 +179,8 @@ void WebContentsObserverSanityChecker::DidFailLoad(
     RenderFrameHost* render_frame_host,
     const GURL& validated_url,
     int error_code,
-    const base::string16& error_description) {
+    const base::string16& error_description,
+    bool was_ignored_by_handler) {
   AssertRenderFrameExists(render_frame_host);
 }