Manual revert of "Preload scan external css for @import"

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 88bf5409336fef8be9b651a9d47d7c5d63322a54..e29b24e804a733d7b7c9ad0988b400cea1eb9193 100644
--- a/third_party/WebKit/Source/core/html/parser/HTMLResourcePreloader.cpp
+++ b/third_party/WebKit/Source/core/html/parser/HTMLResourcePreloader.cpp
@@ -26,7 +26,6 @@
 #include "core/html/parser/HTMLResourcePreloader.h"
 
 #include "core/dom/Document.h"
-#include "core/fetch/CSSStyleSheetResource.h"
 #include "core/fetch/FetchInitiatorInfo.h"
 #include "core/fetch/ResourceFetcher.h"
 #include "core/loader/DocumentLoader.h"
@@ -49,13 +48,6 @@ DEFINE_TRACE(HTMLResourcePreloader)
     visitor->trace(m_document);
 }
 
-int HTMLResourcePreloader::countPreloads()
-{
-    if (m_document->loader())
-        return m_document->loader()->fetcher()->countPreloads();
-    return 0;
-}
-
 static void preconnectHost(PreloadRequest* request, const NetworkHintsInterface& networkHintsInterface)
 {
     ASSERT(request);
@@ -83,12 +75,7 @@ void HTMLResourcePreloader::preload(PassOwnPtr<PreloadRequest> preload, const Ne
     if (preload->resourceType() == Resource::Script || preload->resourceType() == Resource::CSSStyleSheet || preload->resourceType() == Resource::ImportResource)
         request.setCharset(preload->charset().isEmpty() ? m_document->characterSet().getString() : preload->charset());
     request.setForPreload(true);
-    Resource* resource = m_document->loader()->startPreload(preload->resourceType(), request);
-    if (resource && preload->resourceType() == Resource::CSSStyleSheet && RuntimeEnabledFeatures::cssPreloadImportEnabled()) {
-        OwnPtr<CSSPreloaderResourceClient> client = adoptPtr(new CSSPreloaderResourceClient(resource, this));
-        resource->addClient(client.get());
-        m_cssPreloaders.add(client.release());
-    }
+    m_document->loader()->startPreload(preload->resourceType(), request);
 }
 
 } // namespace blink