Stop trusting the sign-in process if it manages to navigate to another URL.

chrome/browser/ui/sync/one_click_signin_helper.h

Index: chrome/browser/ui/sync/one_click_signin_helper.h
diff --git a/chrome/browser/ui/sync/one_click_signin_helper.h b/chrome/browser/ui/sync/one_click_signin_helper.h
index 1066878c8693baec6e7dcd8b0fbd4c3d213d8c8b..20c9954d5dcfa14dc007864d3baacabd5d9f099f 100644
--- a/chrome/browser/ui/sync/one_click_signin_helper.h
+++ b/chrome/browser/ui/sync/one_click_signin_helper.h
@@ -21,6 +21,8 @@ class ProfileIOData;
 
 namespace content {
 class WebContents;
+struct FrameNavigateParams;
+struct LoadCommittedDetails;
 struct PasswordForm;
 }
 
@@ -209,6 +211,9 @@ class OneClickSigninHelper
   virtual void NavigateToPendingEntry(
       const GURL& url,
       content::NavigationController::ReloadType reload_type) OVERRIDE;
+  virtual void DidNavigateMainFrame(
+      const content::LoadCommittedDetails& details,
+      const content::FrameNavigateParams& params) OVERRIDE;
   virtual void DidStopLoading(
       content::RenderViewHost* render_view_host) OVERRIDE;