Implement new referrer policies

third_party/WebKit/Source/modules/fetch/Request.cpp

Index: third_party/WebKit/Source/modules/fetch/Request.cpp
diff --git a/third_party/WebKit/Source/modules/fetch/Request.cpp b/third_party/WebKit/Source/modules/fetch/Request.cpp
index dd35a7f3d7c5f993f3236e0e308e11e65dbcc473..6e971448d0ae35fba4e02d6939f87f3d3fcf839d 100644
--- a/third_party/WebKit/Source/modules/fetch/Request.cpp
+++ b/third_party/WebKit/Source/modules/fetch/Request.cpp
@@ -609,9 +609,12 @@ String Request::getReferrerPolicy() const {
       return "origin";
     case kReferrerPolicyOriginWhenCrossOrigin:
       return "origin-when-cross-origin";
+    case kReferrerPolicySameOrigin:
+      return "same-origin";
+    case kReferrerPolicyStrictOrigin:
+      return "strict-origin";
     case kReferrerPolicyNoReferrerWhenDowngradeOriginWhenCrossOrigin:
-      DCHECK(RuntimeEnabledFeatures::ReducedReferrerGranularityEnabled());
-      return "no-referrer-when-downgrade-origin-when-cross-origin";
+      return "strict-origin-when-cross-origin";
   }
   NOTREACHED();
   return String();