Redirect HTML resource bytes directly to parser thread (Blink side CL)

Source/core/loader/DocumentLoader.cpp

Index: Source/core/loader/DocumentLoader.cpp
diff --git a/Source/core/loader/DocumentLoader.cpp b/Source/core/loader/DocumentLoader.cpp
index e53ad70a6e272431e9f5e8053d91e99c8723779e..e18a0f80622fb0dc00454458469ff4b78ecb3eb5 100644
--- a/Source/core/loader/DocumentLoader.cpp
+++ b/Source/core/loader/DocumentLoader.cpp
@@ -59,6 +59,7 @@
 #include "platform/weborigin/SecurityPolicy.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebMimeRegistry.h"
+#include "public/platform/WebThreadedResourceProvider.h"
 #include "wtf/Assertions.h"
 #include "wtf/text/WTFString.h"
 
@@ -784,6 +785,14 @@ void DocumentLoader::cancelMainResourceLoad(const ResourceError& resourceError)
     mainReceivedError(error);
 }
 
+PassOwnPtr<blink::WebThreadedResourceProvider> DocumentLoader::createThreadedResourceProvider()
+{
+    if (mainResourceLoader())
+        return mainResourceLoader()->createThreadedResourceProvider();
+
+    return nullptr;
+}
+
 void DocumentLoader::endWriting(DocumentWriter* writer)
 {
     ASSERT_UNUSED(writer, m_writer == writer);