Allow 'chrome-extension:' URLs to bypass content settings (1/2)

public/web/WebSecurityPolicy.h

Index: public/web/WebSecurityPolicy.h
diff --git a/public/web/WebSecurityPolicy.h b/public/web/WebSecurityPolicy.h
index cefac548b169aa49d0d1107b794a714e2edcb205..8e190aa4971a984ef9482177512e4709247ad05f 100644
--- a/public/web/WebSecurityPolicy.h
+++ b/public/web/WebSecurityPolicy.h
@@ -82,6 +82,9 @@ public:
     // Registers a URL scheme whose resources can be loaded regardless of a page's Content Security Policy.
     BLINK_EXPORT static void registerURLSchemeAsBypassingContentSecurityPolicy(const WebString&);
 
+    // Registers a URL scheme which will always be considered the first-party when loaded in a top-level context.
+    BLINK_EXPORT static void registerURLSchemeAsFirstPartyWhenTopLevel(const WebString&);
+
     // Registers a URL scheme for which some kinds of resources bypass Content Security Policy.
     // This enum should be kept in sync with Source/platform/weborigin/SchemeRegistry.h.
     // Enforced in AssertMatchingEnums.cpp.