Remove OneClickSigninHelper since it is no longer used.

chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc

Index: chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc
diff --git a/chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc b/chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc
index 5ec0bbc7b95fae159e2174cb49f63cf042cb7d9b..1f822e6daa69913fe5dbffe83ac4fa0a57c5485d 100644
--- a/chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc
+++ b/chrome/browser/ui/webui/signin/inline_login_ui_browsertest.cc
@@ -3,21 +3,31 @@
 // found in the LICENSE file.
 
 #include "base/command_line.h"
+#include "base/prefs/pref_service.h"
+#include "base/prefs/scoped_user_pref_update.h"
+#include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/content_settings/cookie_settings.h"
+#include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/signin/signin_promo.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/browser/ui/webui/signin/inline_login_handler_impl.h"
 #include "chrome/browser/ui/webui/signin/inline_login_ui.h"
 #include "chrome/browser/ui/webui/signin/login_ui_service.h"
 #include "chrome/browser/ui/webui/signin/login_ui_service_factory.h"
 #include "chrome/browser/ui/webui/signin/login_ui_test_utils.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
+#include "chrome/grit/chromium_strings.h"
+#include "chrome/grit/generated_resources.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/test_browser_window.h"
 #include "chrome/test/base/test_chrome_web_ui_controller_factory.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/ui_test_utils.h"
+#include "components/signin/core/browser/signin_manager.h"
 #include "components/signin/core/common/profile_management_switches.h"
+#include "components/signin/core/common/signin_pref_names.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/session_storage_namespace.h"
@@ -36,10 +46,13 @@
 #include "net/test/embedded_test_server/http_response.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/l10n/l10n_util.h"
 
 using ::testing::_;
+using ::testing::AtLeast;
 using ::testing::Invoke;
 using ::testing::InvokeWithoutArgs;
+using ::testing::Return;
 
 using login_ui_test_utils::ExecuteJsToSigninInSigninFrame;
 using login_ui_test_utils::WaitUntilUIReady;
@@ -106,8 +119,58 @@ bool AddToSet(std::set<content::WebContents*>* set,
 class InlineLoginUIBrowserTest : public InProcessBrowserTest {
  public:
   InlineLoginUIBrowserTest() {}
+
+  void SetUpSigninManager(const std::string& username);
+  void EnableSigninAllowed(bool enable);
+  void EnableOneClick(bool enable);
+  void AddEmailToOneClickRejectedList(const std::string& email);
+  void AllowSigninCookies(bool enable);
+  void SetAllowedUsernamePattern(const std::string& pattern);
+
+ protected:
+  content::WebContents* web_contents() { return nullptr; }
 };
 
+void InlineLoginUIBrowserTest::SetUpSigninManager(const std::string& username) {
+  if (username.empty())
+    return;
+
+  SigninManagerBase* signin_manager =
+      SigninManagerFactory::GetForProfile(browser()->profile());
+  signin_manager->SetAuthenticatedUsername(username);
+}
+
+void InlineLoginUIBrowserTest::EnableSigninAllowed(bool enable) {
+  PrefService* pref_service = browser()->profile()->GetPrefs();
+  pref_service->SetBoolean(prefs::kSigninAllowed, enable);
+}
+
+void InlineLoginUIBrowserTest::EnableOneClick(bool enable) {
+  PrefService* pref_service = browser()->profile()->GetPrefs();
+  pref_service->SetBoolean(prefs::kReverseAutologinEnabled, enable);
+}
+
+void InlineLoginUIBrowserTest::AddEmailToOneClickRejectedList(
+    const std::string& email) {
+  PrefService* pref_service = browser()->profile()->GetPrefs();
+  ListPrefUpdate updater(pref_service,
+                         prefs::kReverseAutologinRejectedEmailList);
+  updater->AppendIfNotPresent(new base::StringValue(email));
+}
+
+void InlineLoginUIBrowserTest::AllowSigninCookies(bool enable) {
+  CookieSettings* cookie_settings =
+      CookieSettings::Factory::GetForProfile(browser()->profile()).get();
+  cookie_settings->SetDefaultCookieSetting(enable ? CONTENT_SETTING_ALLOW
+                                                  : CONTENT_SETTING_BLOCK);
+}
+
+void InlineLoginUIBrowserTest::SetAllowedUsernamePattern(
+    const std::string& pattern) {
+  PrefService* local_state = g_browser_process->local_state();
+  local_state->SetString(prefs::kGoogleServicesUsernamePattern, pattern);
+}
+
 #if defined(OS_LINUX) || defined(OS_WIN)
 // crbug.com/422868
 #define MAYBE_DifferentStorageId DISABLED_DifferentStorageId
@@ -184,6 +247,90 @@ IN_PROC_BROWSER_TEST_F(InlineLoginUIBrowserTest, OneProcessLimit) {
   ASSERT_NE(info1.pid, info3.pid);
 }
 
+#if !defined(OS_CHROMEOS)
+
+IN_PROC_BROWSER_TEST_F(InlineLoginUIBrowserTest, CanOfferNoProfile) {
+  std::string error_message;
+  EXPECT_FALSE(InlineLoginHandlerImpl::CanOffer(
+      NULL, InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "user@gmail.com", &error_message));
+  EXPECT_EQ("", error_message);
+}
+
+IN_PROC_BROWSER_TEST_F(InlineLoginUIBrowserTest, CanOffer) {
+  EnableOneClick(true);
+  EXPECT_TRUE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "user@gmail.com", NULL));
+
+  EnableOneClick(false);
+
+  std::string error_message;
+
+  EXPECT_TRUE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "user@gmail.com", &error_message));
+}
+
+IN_PROC_BROWSER_TEST_F(InlineLoginUIBrowserTest, CanOfferProfileConnected) {
+  SetUpSigninManager("foo@gmail.com");
+  EnableSigninAllowed(true);
+
+  std::string error_message;
+
+  EXPECT_TRUE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "foo@gmail.com", &error_message));
+  EXPECT_TRUE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "foo", &error_message));
+  EXPECT_FALSE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "user@gmail.com", &error_message));
+  EXPECT_EQ(l10n_util::GetStringFUTF8(IDS_SYNC_WRONG_EMAIL,
+                                      base::UTF8ToUTF16("foo@gmail.com")),
+            error_message);
+}
+
+IN_PROC_BROWSER_TEST_F(InlineLoginUIBrowserTest, CanOfferUsernameNotAllowed) {
+  SetAllowedUsernamePattern("*.google.com");
+
+  std::string error_message;
+  EXPECT_FALSE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "foo@gmail.com", &error_message));
+  EXPECT_EQ(l10n_util::GetStringUTF8(IDS_SYNC_LOGIN_NAME_PROHIBITED),
+            error_message);
+}
+
+IN_PROC_BROWSER_TEST_F(InlineLoginUIBrowserTest, CanOfferWithRejectedEmail) {
+  EnableSigninAllowed(true);
+
+  AddEmailToOneClickRejectedList("foo@gmail.com");
+  AddEmailToOneClickRejectedList("user@gmail.com");
+
+  std::string error_message;
+  EXPECT_TRUE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "foo@gmail.com", &error_message));
+  EXPECT_TRUE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "user@gmail.com", &error_message));
+}
+
+IN_PROC_BROWSER_TEST_F(InlineLoginUIBrowserTest, CanOfferNoSigninCookies) {
+  AllowSigninCookies(false);
+  EnableSigninAllowed(true);
+
+  std::string error_message;
+  EXPECT_FALSE(InlineLoginHandlerImpl::CanOffer(
+      browser()->profile(), InlineLoginHandlerImpl::CAN_OFFER_FOR_ALL,
+      "user@gmail.com", &error_message));
+  EXPECT_EQ("", error_message);
+}
+
+#endif  // OS_CHROMEOS
+
 class InlineLoginUISafeIframeBrowserTest : public InProcessBrowserTest {
  public:
   FooWebUIProvider& foo_provider() { return foo_provider_; }