Network service: SafeBrowsing check for frame-resources from browser.

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index 1bc1287d449edb6764bc333e5ebee6ed291e8fad..e416f0c685e06fe1c997ae601bbb55dd2ff652b8 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -129,6 +129,7 @@ class SiteInstance;
 class SpeechRecognitionManagerDelegate;
 class StoragePartition;
 class TracingDelegate;
+class URLLoaderThrottle;
 class VpnServiceProxy;
 class WebContents;
 class WebContentsViewDelegate;
@@ -803,6 +804,12 @@ class CONTENT_EXPORT ContentBrowserClient {
   // If this returns true, all BrowserThreads (but UI/IO) that support it on
   // this platform will experimentally be redirected to TaskScheduler.
   virtual bool RedirectNonUINonIOBrowserThreadsToTaskScheduler();
+
+  // Allows the embedder to register one or more URLLoaderThrottles for a
+  // URL request. This is used only when --enable-network-service is in effect.
+  // This is called on the IO thread.
+  virtual std::vector<std::unique_ptr<URLLoaderThrottle>>
+  CreateURLLoaderThrottles(const base::Callback<WebContents*()>& wc_getter);
 };
 
 }  // namespace content