Decode url in save package download

content/browser/download/save_package_unittest.cc

Index: content/browser/download/save_package_unittest.cc
diff --git a/content/browser/download/save_package_unittest.cc b/content/browser/download/save_package_unittest.cc
index f70e444b61d66a7c6d795c691f02aeb94e66c381..4c7b42c2d17a4b1a789b08581b8bf2a5955b2edc 100644
--- a/content/browser/download/save_package_unittest.cc
+++ b/content/browser/download/save_package_unittest.cc
@@ -392,6 +392,24 @@ static const struct SuggestedSaveNameTestCase {
     FPL("bar"),
     false
   },
+  // A URL with escaped special characters, when title matches the URL.
+  { "http://foo.com/%40.txt",
+    base::ASCIIToUTF16("foo.com/%40.txt"),
+    FPL("@.txt"),
+    false
+  },
+  // A URL with unescaped special characters, when title matches the URL.
+  { "http://foo.com/@.txt",
+    base::ASCIIToUTF16("foo.com/@.txt"),
+    FPL("@.txt"),
+    false
+  },
+  // A URL with punycode in the host name, when title matches the URL.
+  { "http://xn--bcher-kva.com",
+    base::UTF8ToUTF16("bücher.com"),
+    FPL("bücher.com"),
+    false
+  },
   // If the title matches the URL, but there is no "filename" component,
   // use the domain.
   { "http://foo.com",