Enable websocket filtering via SubresourceFilter

third_party/WebKit/Source/core/loader/SubresourceFilter.h

Index: third_party/WebKit/Source/core/loader/SubresourceFilter.h
diff --git a/third_party/WebKit/Source/core/loader/SubresourceFilter.h b/third_party/WebKit/Source/core/loader/SubresourceFilter.h
index a534c78820ec3468ad916c0a7cc51902550bdc2d..a00d2abb39e44b367e50031720ee8fc6aad39315 100644
--- a/third_party/WebKit/Source/core/loader/SubresourceFilter.h
+++ b/third_party/WebKit/Source/core/loader/SubresourceFilter.h
@@ -10,13 +10,13 @@
 #include "core/CoreExport.h"
 #include "platform/heap/Handle.h"
 #include "platform/weborigin/SecurityViolationReportingPolicy.h"
+#include "public/platform/WebDocumentSubresourceFilter.h"
 #include "public/platform/WebURLRequest.h"
 
 namespace blink {
 
 class DocumentLoader;
 class KURL;
-class WebDocumentSubresourceFilter;
 
 // Wrapper around a WebDocumentSubresourceFilter. This class will make it easier
 // to extend the subresource filter with optimizations only possible using blink
@@ -32,6 +32,7 @@ class CORE_EXPORT SubresourceFilter final
   bool allowLoad(const KURL& resourceUrl,
                  WebURLRequest::RequestContext,
                  SecurityViolationReportingPolicy);
+  bool allowWebSocketConnection(const KURL& resourceUrl);
 
   DEFINE_INLINE_TRACE() { visitor->trace(m_documentLoader); }
 
@@ -39,6 +40,9 @@ class CORE_EXPORT SubresourceFilter final
   SubresourceFilter(DocumentLoader*,
                     std::unique_ptr<WebDocumentSubresourceFilter>);
 
+  void notifyLoad(const KURL& resourceUrl,
+                  WebDocumentSubresourceFilter::LoadPolicy);
+
   Member<DocumentLoader> m_documentLoader;
   std::unique_ptr<WebDocumentSubresourceFilter> m_subresourceFilter;
 };