Move URL Loader creation to a separate factory object.

components/html_viewer/blink_platform_impl.h

Index: components/html_viewer/blink_platform_impl.h
diff --git a/components/html_viewer/blink_platform_impl.h b/components/html_viewer/blink_platform_impl.h
index 09a149c60a33674953993150c810103a418afd22..36cdb1f2547d6f3eb4d9f59d3944aa8d55106b91 100644
--- a/components/html_viewer/blink_platform_impl.h
+++ b/components/html_viewer/blink_platform_impl.h
@@ -16,6 +16,7 @@
 #include "components/html_viewer/web_theme_engine_impl.h"
 #include "components/webcrypto/webcrypto_impl.h"
 #include "mojo/services/network/public/interfaces/network_service.mojom.h"
+#include "mojo/services/network/public/interfaces/url_loader_factory.mojom.h"
 #include "third_party/WebKit/public/platform/Platform.h"
 #include "third_party/WebKit/public/platform/WebScrollbarBehavior.h"
 
@@ -111,6 +112,7 @@ class BlinkPlatformImpl : public blink::Platform {
   blink::WebScrollbarBehavior scrollbar_behavior_;
   BlinkResourceMap blink_resource_map_;
   mojo::NetworkServicePtr network_service_;
+  mojo::URLLoaderFactoryPtr url_loader_factory_;
   MockWebBlobRegistryImpl blob_registry_;
   scoped_ptr<WebCookieJarImpl> cookie_jar_;
   scoped_ptr<WebClipboardImpl> clipboard_;