Add suborigin logic to url::Origin

url/gurl.h

Index: url/gurl.h
diff --git a/url/gurl.h b/url/gurl.h
index ce7e33c0181b01f5df447219f8fb5aa8f424fc7d..5753230db769ad079ac1041a8d5025d441898f58 100644
--- a/url/gurl.h
+++ b/url/gurl.h
@@ -236,7 +236,8 @@ class URL_EXPORT GURL {
   // higher-level and more complete semantics. See that function's documentation
   // for more detail.
   bool SchemeIsCryptographic() const {
-    return SchemeIs(url::kHttpsScheme) || SchemeIs(url::kWssScheme);
+    return SchemeIs(url::kHttpsScheme) || SchemeIs(url::kWssScheme) ||
+           SchemeIs(url::kHttpsSuboriginScheme);
   }
 
   // Returns true if the scheme is "blob".
@@ -244,6 +245,12 @@ class URL_EXPORT GURL {
     return SchemeIs(url::kBlobScheme);
   }
 
+  // Returns true if the scheme indicates a serialized suborigin.
+  bool SchemeIsSuborigin() const {
+    return SchemeIs(url::kHttpSuboriginScheme) ||
+           SchemeIs(url::kHttpsSuboriginScheme);
+  }
+
   // The "content" of the URL is everything after the scheme (skipping the
   // scheme delimiting colon). It is an error to get the content of an invalid
   // URL: the result will be an empty string.