Support URL fragment resolution againt non-hierarchical schemes

url/gurl_unittest.cc

Index: url/gurl_unittest.cc
diff --git a/url/gurl_unittest.cc b/url/gurl_unittest.cc
index dbf2b96a5ee27cc3e126c838cef04b368d3e921a..2b43eab5d0f167237a07f1eaf0c55910d02d2fe8 100644
--- a/url/gurl_unittest.cc
+++ b/url/gurl_unittest.cc
@@ -308,6 +308,19 @@ TEST(GURLTest, Replacements) {
   }
 }
 
+TEST(GURLTest, ClearReplacements) {
+  GURL url(" data: one ? two # three ");
+  GURL::Replacements repl;
+  repl.ClearRef();
+  GURL output = url.ReplaceComponents(repl);
+
+  EXPECT_EQ("data: one ? two ", output.spec());
+
+  GURL importurl(output.spec(), output.parsed_for_possibly_invalid_spec(),
+                 output.is_valid());
+  EXPECT_EQ(importurl, output);
+}
+
 TEST(GURLTest, PathForRequest) {
   struct TestCase {
     const char* input;