Initial Fetch integration for Subresource Integrity

Source/modules/fetch/FetchRequestData.cpp

Index: Source/modules/fetch/FetchRequestData.cpp
diff --git a/Source/modules/fetch/FetchRequestData.cpp b/Source/modules/fetch/FetchRequestData.cpp
index d5904f98ebbfaca3655067e922d6ab8010ebfd4b..4cdc2b556a018f159c3819a01e02ef1dcbfc38b4 100644
--- a/Source/modules/fetch/FetchRequestData.cpp
+++ b/Source/modules/fetch/FetchRequestData.cpp
@@ -57,6 +57,7 @@ FetchRequestData* FetchRequestData::cloneExceptBody()
     request->m_redirect = m_redirect;
     request->m_responseTainting = m_responseTainting;
     request->m_mimeType = m_mimeType;
+    request->m_integrity = m_integrity;
     return request;
 }