Prerender: Disable prefetch if there's an appcache.

content/browser/appcache/appcache_interceptor.h

Index: content/browser/appcache/appcache_interceptor.h
diff --git a/content/browser/appcache/appcache_interceptor.h b/content/browser/appcache/appcache_interceptor.h
index a650addfc9130f00b8d21245cbdc08512c51906a..e95291ee8c9ae5a7a962709b7a59326e6a4dfadc 100644
--- a/content/browser/appcache/appcache_interceptor.h
+++ b/content/browser/appcache/appcache_interceptor.h
@@ -63,6 +63,8 @@ class CONTENT_EXPORT AppCacheInterceptor : public net::URLRequestInterceptor {
   AppCacheInterceptor();
   ~AppCacheInterceptor() override;
 
+  static AppCacheRequestHandler* GetHandler(net::URLRequest* request);
+
  protected:
   // Override from net::URLRequestInterceptor:
   net::URLRequestJob* MaybeInterceptRequest(
@@ -79,7 +81,6 @@ class CONTENT_EXPORT AppCacheInterceptor : public net::URLRequestInterceptor {
  private:
   static void SetHandler(net::URLRequest* request,
                          AppCacheRequestHandler* handler);
-  static AppCacheRequestHandler* GetHandler(net::URLRequest* request);
 
   DISALLOW_COPY_AND_ASSIGN(AppCacheInterceptor);
 };