[WIP] Upgrade-insecure-request: upgrade insecurely-redirected requests.

content/common/resource_request.h

Index: content/common/resource_request.h
diff --git a/content/common/resource_request.h b/content/common/resource_request.h
index 6e07eef027849a744e25890f1ec1c32b3656d9d1..a4d1a1da66bd048508e237cabb01bbe8b0c6685c 100644
--- a/content/common/resource_request.h
+++ b/content/common/resource_request.h
@@ -18,6 +18,7 @@
 #include "content/public/common/request_context_type.h"
 #include "content/public/common/resource_type.h"
 #include "net/base/request_priority.h"
+#include "third_party/WebKit/public/platform/WebInsecureRequestPolicy.h"
 #include "third_party/WebKit/public/platform/WebPageVisibilityState.h"
 #include "third_party/WebKit/public/platform/WebReferrerPolicy.h"
 #include "ui/base/page_transition_types.h"
@@ -188,6 +189,10 @@ struct CONTENT_EXPORT ResourceRequest {
   // The response should be downloaded and stored in the network cache, but not
   // sent back to the renderer.
   bool download_to_network_cache_only = false;
+
+  // Whether the insecure requests should be left as it is, upgraded or blocked.
+  blink::WebInsecureRequestPolicy insecure_request_policy =
+      blink::kLeaveInsecureRequestsAlone;
 };
 
 }  // namespace content