Reland of Trigger Dangerous indicator for unsafe subresources

content/public/browser/web_contents_delegate.h

Index: content/public/browser/web_contents_delegate.h
diff --git a/content/public/browser/web_contents_delegate.h b/content/public/browser/web_contents_delegate.h
index 538d30fd3f11bb375f144f49468f51407885c956..7ae96adf496a6b25c585b164e43cd55bb3bfe9ae 100644
--- a/content/public/browser/web_contents_delegate.h
+++ b/content/public/browser/web_contents_delegate.h
@@ -110,9 +110,9 @@
   virtual void NavigationStateChanged(WebContents* source,
                                       InvalidateTypes changed_flags) {}
 
-  // Called to inform the delegate that the WebContent's visible SSL state (as
-  // defined by SSLStatus) changed.
-  virtual void VisibleSSLStateChanged(WebContents* source) {}
+  // Called to inform the delegate that the WebContent's visible
+  // security state changed and that security UI should be updated.
+  virtual void VisibleSecurityStateChanged(WebContents* source) {}
 
   // Creates a new tab with the already-created WebContents 'new_contents'.
   // The window for the added contents should be reparented correctly when this