Use Associated interfaces for mojo-loading

content/renderer/renderer_blink_platform_impl.cc

Index: content/renderer/renderer_blink_platform_impl.cc
diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
index 39df8d50aaa9cce13341d78de03d72a44e400ace..339af699cf3917c0519e1e23228f5ab38b7ae9fb 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -301,7 +301,7 @@ blink::WebURLLoader* RendererBlinkPlatformImpl::createURLLoader() {
   // data URLs to bypass the ResourceDispatcher.
   return new content::WebURLLoaderImpl(
       child_thread ? child_thread->resource_dispatcher() : nullptr,
-      url_loader_factory_.get());
+      url_loader_factory_.get(), url_loader_factory_.associated_group());
 }
 
 blink::WebThread* RendererBlinkPlatformImpl::currentThread() {