Declarative resource hints go through mojo IPC to //content

third_party/WebKit/Source/core/html/parser/HTMLResourcePreloader.cpp

Index: third_party/WebKit/Source/core/html/parser/HTMLResourcePreloader.cpp
diff --git a/third_party/WebKit/Source/core/html/parser/HTMLResourcePreloader.cpp b/third_party/WebKit/Source/core/html/parser/HTMLResourcePreloader.cpp
index efa3ff9888501b7820794455df1864f89eff6acd..a22bae58cb56a65c361892eba1158807193cc007 100644
--- a/third_party/WebKit/Source/core/html/parser/HTMLResourcePreloader.cpp
+++ b/third_party/WebKit/Source/core/html/parser/HTMLResourcePreloader.cpp
@@ -49,20 +49,20 @@ DEFINE_TRACE(HTMLResourcePreloader)
     visitor->trace(m_document);
 }
 
-static void preconnectHost(PreloadRequest* request, const NetworkHintsInterface& networkHintsInterface)
+static void preconnectHost(PreloadRequest* request)
 {
     ASSERT(request);
     ASSERT(request->isPreconnect());
     KURL host(request->baseURL(), request->resourceURL());
     if (!host.isValid() || !host.protocolIsInHTTPFamily())
         return;
-    networkHintsInterface.preconnectHost(host, request->crossOrigin());
+    Platform::current()->preconnect(host, request->crossOrigin() != CrossOriginAttributeAnonymous, 1);
 }
 
-void HTMLResourcePreloader::preload(PassOwnPtr<PreloadRequest> preload, const NetworkHintsInterface& networkHintsInterface)
+void HTMLResourcePreloader::preload(PassOwnPtr<PreloadRequest> preload)
 {
     if (preload->isPreconnect()) {
-        preconnectHost(preload.get(), networkHintsInterface);
+        preconnectHost(preload.get());
         return;
     }
     // TODO(yoichio): Should preload if document is imported.