Support whitelisting to handle insecure origins as trustworthy origins (blink)

Source/platform/weborigin/SecurityOrigin.cpp

Index: Source/platform/weborigin/SecurityOrigin.cpp
diff --git a/Source/platform/weborigin/SecurityOrigin.cpp b/Source/platform/weborigin/SecurityOrigin.cpp
index 84461819af27439dafacb0db31d9d43eb6146030..d971d8bf965743227ffc4b41a6df2d6cef541c4c 100644
--- a/Source/platform/weborigin/SecurityOrigin.cpp
+++ b/Source/platform/weborigin/SecurityOrigin.cpp
@@ -381,6 +381,9 @@ bool SecurityOrigin::isPotentiallyTrustworthy(String& errorMessage) const
     if (SchemeRegistry::shouldTreatURLSchemeAsSecure(m_protocol) || isLocal() || isLocalhost())
         return true;
 
+    if (SecurityPolicy::isOriginWhiteListedTrustworthy(*this))
+        return true;
+
     errorMessage = "Only secure origins are allowed (see: https://goo.gl/Y0ZkNV).";
     return false;
 }