SameSite: Implement 'Strict'/'Lax' attribute parsing.

ios/net/cookies/cookie_cache_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ios/net/cookies/cookie_cache.h"
 
 #include "net/cookies/canonical_cookie.h"
 #include "net/cookies/cookie_constants.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
 using net::CanonicalCookie;
 
 namespace {
 
 CanonicalCookie MakeCookie(const GURL& url,
                            const std::string& name,
                            const std::string& value) {
   return CanonicalCookie(url, name, value, url.host(), url.path(), base::Time(),
-                         base::Time(), base::Time(), false, false, false,
+                         base::Time(), base::Time(), false, false,
+                         net::CookieSameSite::DEFAULT_MODE,
                          net::COOKIE_PRIORITY_DEFAULT);
 }
 
 }  // namespace
 
 TEST(CookieCacheTest, UpdateAddsCookieAllowsnullptr) {
   CookieCache cache;
   const GURL test_url("http://www.google.com");
   std::vector<CanonicalCookie> cookies;
   cookies.push_back(MakeCookie(test_url, "abc", "def"));
@@ skipping 127 matching lines @@
   EXPECT_TRUE(cache.Update(cookieurl, "abc", cookies, nullptr, nullptr));
   EXPECT_FALSE(cache.Update(cookieurl, "abc", cookies, nullptr, nullptr));
   cookies[0] = MakeCookie(cookieurl, "def", "def");
   EXPECT_TRUE(cache.Update(cookieurl, "def", cookies, nullptr, nullptr));
   EXPECT_FALSE(cache.Update(cookieurl, "def", cookies, nullptr, nullptr));
   cookies[0] = MakeCookie(cookieurl, "abc", "def");
   EXPECT_FALSE(cache.Update(cookieurl, "abc", cookies, nullptr, nullptr));
 }
 
 }  // namespace net