1 files changed, 2 insertions, 2 deletions
diff --git a/Source/WebCore/loader/MainResourceLoader.cpp b/Source/WebCore/loader/MainResourceLoader.cpp
index dc93460b3..05b4727f5 100644
--- a/Source/WebCore/loader/MainResourceLoader.cpp
+++ b/Source/WebCore/loader/MainResourceLoader.cpp
@@ -267,10 +267,10 @@ void MainResourceLoader::continueAfterContentPolicy(PolicyAction contentPolicy,
     case PolicyUse: {
         // Prevent remote web archives from loading because they can claim to be from any domain and thus avoid cross-domain security checks (4120255).
         bool isRemoteWebArchive = (equalIgnoringCase("application/x-webarchive", mimeType) || equalIgnoringCase("multipart/related", mimeType))
-            && !m_substituteData.isValid() && !url.isLocalFile();
+            && !m_substituteData.isValid() && !SchemeRegistry::shouldTreatURLSchemeAsLocal(url.protocol());
         if (!frameLoader()->client()->canShowMIMEType(mimeType) || isRemoteWebArchive) {
             frameLoader()->policyChecker()->cannotShowMIMEType(r);
-            // Check reachedTerminalState since the load may have already been cancelled inside of _handleUnimplementablePolicyWithErrorCode::.
+            // Check reachedTerminalState since the load may have already been canceled inside of _handleUnimplementablePolicyWithErrorCode::.
             if (!reachedTerminalState())
                 stopLoadingForPolicyChange();
             return;