GetEffectiveDomain should handle ws scheme as same as http scheme.

net/cookies/cookie_util_unittest.cc

Index: net/cookies/cookie_util_unittest.cc
diff --git a/net/cookies/cookie_util_unittest.cc b/net/cookies/cookie_util_unittest.cc
index fc2763146c9f7287261562ef3e17ffb642764ac1..4b4f5a6ea2e238940d7722eadbabed59a2ad0e9d 100644
--- a/net/cookies/cookie_util_unittest.cc
+++ b/net/cookies/cookie_util_unittest.cc
@@ -7,6 +7,8 @@
 #include <vector>
 
 #include "base/basictypes.h"
+#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
+#include "net/base/registry_controlled_domains/test_util.h"
 #include "net/cookies/cookie_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -43,8 +45,6 @@ void CheckSerialize(
   EXPECT_EQ(str_expected, net::cookie_util::SerializeRequestCookieLine(prc));
 }
 
-} // namespace
-
 TEST(CookieUtilTest, TestDomainIsHostOnly) {
   const struct {
     const char* str;
@@ -194,3 +194,26 @@ TEST(CookieUtilTest, TestRequestCookieParsing) {
     CheckSerialize(tests[i].parsed, tests[i].str);
   }
 }
+
+class CookieUtilDomainTest : public testing::Test {
+ protected:
+  void SetUp() override {
+    net::test::registry_controlled_domains::SetFindDomainTestGraph();
+  }
+
+  void TearDown() override {
+    net::registry_controlled_domains::SetFindDomainGraph();
+  }
+};
+
+TEST_F(CookieUtilDomainTest, TestGetEffectiveDomain) {
+  // Note: registry_controlled_domains::GetDomainAndRegistry is tested in its
+  // own unittests.
+  EXPECT_EQ("", net::cookie_util::GetEffectiveDomain("http", "ac.jp"));
+  EXPECT_EQ("", net::cookie_util::GetEffectiveDomain("https", "ac.jp"));
+  EXPECT_EQ("", net::cookie_util::GetEffectiveDomain("ws", "ac.jp"));
+  EXPECT_EQ("", net::cookie_util::GetEffectiveDomain("wss", "ac.jp"));
+  EXPECT_EQ("ac.jp", net::cookie_util::GetEffectiveDomain("ftp", "ac.jp"));
+}
+
+}  // namespace