Updating buffered duration of local resource in android

url/gurl.h

Index: url/gurl.h
diff --git a/url/gurl.h b/url/gurl.h
index cf5785a56c6cf4aa1f8551ef1edfe32bcad3b506..1d388cd130c8527e5ba8822a6715f587d038d245 100644
--- a/url/gurl.h
+++ b/url/gurl.h
@@ -236,6 +236,11 @@ class URL_EXPORT GURL {
         (SchemeIsFileSystem() && inner_url() && inner_url()->SchemeIsSecure());
   }
 
+  // Returns true if the scheme is "blob".
+  bool SchemeIsBlob() const {
+    return SchemeIs(url::kBlobScheme);
+  }
+
   // The "content" of the URL is everything after the scheme (skipping the
   // scheme delimiting colon). It is an error to get the origin of an invalid
   // URL. The result will be an empty string.