Removing CredentialManager API on iOS. Part 1: removing tests.

Deleting the API and its tests, as the kCredentialManager feature was
never launched and there is no plan to launch it in the future.

Bug: 435048
Change-Id: Id295c436a8583d50aaa7cb727555f4888fd69a8b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2401042Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Reviewed-by: Eugene But <eugenebut@chromium.org>
Commit-Queue: Maria Kazinova <kazinova@google.com>
Cr-Commit-Position: refs/heads/master@{#806287}

components/password_manager/ios/BUILD.gn

@@ -64,7 +64,6 @@ source_set("unit_tests") {
   testonly = true
   sources = [
     "account_select_fill_data_unittest.cc",
-    "credential_manager_util_unittest.cc",
     "password_form_helper_unittest.mm",
     "shared_password_controller_unittest.mm",
   ]

ios/chrome/browser/passwords/BUILD.gn

@@ -171,10 +171,8 @@ source_set("unit_tests") {
   configs += [ "//build/config/compiler:enable_arc" ]
   testonly = true
   sources = [
-    "credential_manager_unittest.mm",
     "ios_chrome_password_check_manager_unittest.mm",
     "ios_chrome_password_manager_client_unittest.mm",
-    "js_credential_manager_unittest.mm",
     "password_controller_js_unittest.mm",
     "password_controller_unittest.mm",
     "well_known_change_password_tab_helper_unittest.mm",
@@ -196,13 +194,10 @@ source_set("unit_tests") {
     "//components/prefs",
     "//components/prefs:test_support",
     "//components/safe_browsing/core/common:safe_browsing_prefs",
-    "//components/security_state/ios",
     "//components/ukm:test_support",
-    "//google_apis",
     "//ios/chrome/browser/autofill",
     "//ios/chrome/browser/browser_state:test_support",
     "//ios/chrome/browser/passwords/test",
-    "//ios/chrome/browser/ssl",
     "//ios/chrome/browser/ui/autofill/form_input_accessory",
     "//ios/chrome/browser/ui/commands",
     "//ios/chrome/browser/web:test_support",
@@ -210,7 +205,6 @@ source_set("unit_tests") {
     "//ios/testing:ocmock_support",
     "//ios/web",
     "//ios/web/public/js_messaging",
-    "//ios/web/public/security",
     "//ios/web/public/test",
     "//ios/web/public/test/fakes",
     "//net:test_support",
@@ -228,10 +222,8 @@ source_set("eg2_tests") {
     "//build/config/ios:xctest_config",
   ]
   testonly = true
-  sources = [ "credential_manager_egtest.mm" ]
   deps = [
     ":eg_test_support+eg2",
-    ":feature_flags",
     "//base",
     "//base/test:test_support",
     "//components/password_manager/core/common",

ios/chrome/browser/passwords/credential_manager_egtest.mm

-// Copyright 2017 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.
-
-
-#import <UIKit/UIKit.h>
-#import <XCTest/XCTest.h>
-
-#include <memory>
-
-#include "base/bind.h"
-#include "base/strings/utf_string_conversions.h"
-#import "base/test/ios/wait_util.h"
-#include "base/test/scoped_feature_list.h"
-#include "components/password_manager/core/common/password_manager_pref_names.h"
-#import "ios/chrome/browser/passwords/password_manager_app_interface.h"
-#include "ios/chrome/browser/passwords/password_manager_features.h"
-#import "ios/chrome/test/earl_grey/chrome_earl_grey.h"
-#import "ios/chrome/test/earl_grey/chrome_earl_grey_app_interface.h"
-#import "ios/chrome/test/earl_grey/chrome_earl_grey_ui.h"
-#import "ios/chrome/test/earl_grey/chrome_matchers.h"
-#import "ios/chrome/test/earl_grey/chrome_test_case.h"
-#import "ios/testing/earl_grey/app_launch_configuration.h"
-#import "ios/testing/earl_grey/disabled_test_macros.h"
-#import "ios/testing/earl_grey/earl_grey_test.h"
-#import "ios/web/public/test/http_server/http_server.h"
-#include "ios/web/public/test/http_server/http_server_util.h"
-#include "net/test/embedded_test_server/embedded_test_server.h"
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-#if defined(CHROME_EARL_GREY_2)
-// TODO(crbug.com/1015113): The EG2 macro is breaking indexing for some reason
-// without the trailing semicolon.  For now, disable the extra semi warning
-// so Xcode indexing works for the egtest.
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wc++98-compat-extra-semi"
-GREY_STUB_CLASS_IN_APP_MAIN_QUEUE(PasswordManagerAppInterface);
-#endif  // defined(CHROME_EARL_GREY_2)
-
-namespace {
-
-// Notification should be displayed for 3 seconds. 4 should be safe to check.
-constexpr CFTimeInterval kDisappearanceTimeout = 4;
-// Provides basic response for example page.
-std::unique_ptr<net::test_server::HttpResponse> StandardResponse(
-    const net::test_server::HttpRequest& request) {
-  std::unique_ptr<net::test_server::BasicHttpResponse> http_response =
-      std::make_unique<net::test_server::BasicHttpResponse>();
-  http_response->set_code(net::HTTP_OK);
-  http_response->set_content(
-      "<head><title>Example website</title></head>"
-      "<body>You are here.</body>");
-  return std::move(http_response);
-}
-
-}  // namespace
-
-// This class tests UI behavior for Credential Manager.
-// TODO(crbug.com/435048): Add EG test for save/update password prompt.
-// TODO(crbug.com/435048): When account chooser and first run experience dialog
-// are implemented, test them too.
-@interface CredentialManagerEGTest : ChromeTestCase
-
-@end
-
-@implementation CredentialManagerEGTest {
-  base::test::ScopedFeatureList _featureList;
-}
-
-- (void)setUp {
-  _featureList.InitAndEnableFeature(features::kCredentialManager);
-
-  [super setUp];
-
-  // Set up server.
-  self.testServer->RegisterRequestHandler(base::Bind(&StandardResponse));
-  GREYAssertTrue(self.testServer->Start(), @"Test server failed to start.");
-}
-
-- (void)tearDown {
-  [PasswordManagerAppInterface clearCredentials];
-  [super tearDown];
-}
-
-- (AppLaunchConfiguration)appConfigurationForTestCase {
-  AppLaunchConfiguration config;
-  config.features_enabled.push_back(features::kCredentialManager);
-  return config;
-}
-
-#pragma mark - Utils
-
-// Loads simple page on localhost and stores an example PasswordCredential.
-- (void)loadSimplePageAndStoreACredential {
-  // Loads simple page. It is on localhost so it is considered a secure context.
-  const GURL URL = self.testServer->GetURL("/example");
-  [ChromeEarlGrey loadURL:URL];
-  [ChromeEarlGrey waitForWebStateContainingText:"You are here."];
-
-  NSError* error = [PasswordManagerAppInterface
-      storeCredentialWithUsername:@"johndoe@example.com"
-                         password:@"ilovejanedoe123"];
-  GREYAssertNil(error, error.localizedDescription);
-}
-
-#pragma mark - Tests
-
-// Tests that notification saying "Signing is as ..." appears on auto sign-in.
-- (void)testNotificationAppearsOnAutoSignIn {
-  // TODO(crbug.com/786960): re-enable when fixed. Tests may pass on EG2
-#if defined(CHROME_EARL_GREY_1)
-  EARL_GREY_TEST_DISABLED(@"Fails on iOS 11.0.");
-#endif
-
-  // Set Autosignin preferences
-  [ChromeEarlGrey setBoolValue:YES
-                   forUserPref:password_manager::prefs::
-                                   kWasAutoSignInFirstRunExperienceShown];
-  [ChromeEarlGrey
-      setBoolValue:YES
-       forUserPref:password_manager::prefs::kCredentialsEnableAutosignin];
-  [self loadSimplePageAndStoreACredential];
-
-  // Call get() from JavaScript.
-  NSError* error = nil;
-  NSString* result = [ChromeEarlGreyAppInterface
-      executeJavaScript:@"typeof navigator.credentials.get({password: true})"
-                  error:&error];
-  GREYAssertTrue([result isEqual:@"object"],
-                 @"Unexpected error occurred when executing JavaScript.");
-  GREYAssertTrue(!error,
-                 @"Unexpected error occurred when executing JavaScript.");
-
-  // Matches the UILabel by its accessibilityLabel.
-  id<GREYMatcher> matcher =
-      grey_allOf(grey_accessibilityLabel(@"Signing in as johndoe@example.com"),
-                 grey_accessibilityTrait(UIAccessibilityTraitStaticText), nil);
-  // Wait for notification to appear.
-  ConditionBlock waitForAppearance = ^{
-    NSError* error = nil;
-    [[EarlGrey selectElementWithMatcher:matcher] assertWithMatcher:grey_notNil()
-                                                             error:&error];
-    return error == nil;
-  };
-  // Gives some time for the notification to appear.
-  GREYAssert(base::test::ios::WaitUntilConditionOrTimeout(
-                 base::test::ios::kWaitForUIElementTimeout, waitForAppearance),
-             @"Notification did not appear");
-  // Wait for the notification to disappear.
-  ConditionBlock waitForDisappearance = ^{
-    NSError* error = nil;
-    [[EarlGrey selectElementWithMatcher:matcher]
-        assertWithMatcher:grey_sufficientlyVisible()
-                    error:&error];
-    return error == nil;
-  };
-  // Ensures that notification disappears after time limit.
-  GREYAssert(base::test::ios::WaitUntilConditionOrTimeout(kDisappearanceTimeout,
-                                                          waitForDisappearance),
-             @"Notification did not disappear");
-}
-
-// Tests that when navigator.credentials.get() was called from inactive tab, the
-// autosign-in notification appears once tab becomes active.
-- (void)testNotificationAppearsWhenTabIsActive {
-  // TODO(crbug.com/786960): re-enable when fixed. Tests may pass on EG2
-#if defined(CHROME_EARL_GREY_1)
-  EARL_GREY_TEST_DISABLED(@"Fails on iOS 11.0.");
-#endif
-  // Set Autosignin preferences
-  [ChromeEarlGrey setBoolValue:YES
-                   forUserPref:password_manager::prefs::
-                                   kWasAutoSignInFirstRunExperienceShown];
-  [ChromeEarlGrey
-      setBoolValue:YES
-       forUserPref:password_manager::prefs::kCredentialsEnableAutosignin];
-  [self loadSimplePageAndStoreACredential];
-
-  // Open new tab.
-  [ChromeEarlGreyUI openNewTab];
-  [ChromeEarlGrey waitForMainTabCount:2];
-
-  [PasswordManagerAppInterface getCredentialsInTabAtIndex:0];
-
-  // Matches the UILabel by its accessibilityLabel.
-  id<GREYMatcher> matcher = chrome_test_util::StaticTextWithAccessibilityLabel(
-      @"Signing in as johndoe@example.com");
-  // Wait for notification to appear.
-  ConditionBlock waitForAppearance = ^{
-    NSError* error = nil;
-    [[EarlGrey selectElementWithMatcher:matcher]
-        assertWithMatcher:grey_sufficientlyVisible()
-                    error:&error];
-    return error == nil;
-  };
-
-  // Check that notification doesn't appear in current tab.
-  GREYAssertFalse(
-      base::test::ios::WaitUntilConditionOrTimeout(
-          base::test::ios::kWaitForUIElementTimeout, waitForAppearance),
-      @"Notification appeared in wrong tab");
-
-  // Switch to previous tab.
-  [ChromeEarlGrey selectTabAtIndex:0];
-
-  // Check that the notification has appeared.
-  GREYAssert(base::test::ios::WaitUntilConditionOrTimeout(
-                 base::test::ios::kWaitForUIElementTimeout, waitForAppearance),
-             @"Notification did not appear");
-}
-
-@end

ios/chrome/browser/passwords/js_credential_manager_unittest.mm

-// Copyright 2017 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/chrome/browser/passwords/js_credential_manager.h"
-
-#include "base/strings/sys_string_conversions.h"
-#include "base/strings/utf_string_conversions.h"
-#include "ios/web/public/test/web_js_test.h"
-#include "ios/web/public/test/web_test_with_web_state.h"
-#include "url/origin.h"
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-namespace {
-
-constexpr char kTestIconUrl[] = "https://www.google.com/favicon.ico";
-constexpr char kTestWebOrigin[] = "https://example.com";
-
-}  // namespace
-
-// Tests for js_credential_manager.mm file. Its functions
-// RejectCredentialPromiseWith* and ResolveCredentialPromiseWith* are tested as
-// follows: 1. |credential_manager| early script is injected to the page. 2. A
-// Promise is created. Depending on a test, it's |resolve| or |reject|
-//   function is expected to be called. That function stores the result or error
-//   in variable(s) with test_* prefix.
-// 3. To check if JavaScript executed by JsCredentialManager was correct, we
-//   check the values of test_* variable(s).
-class JsCredentialManagerTest
-    : public web::WebJsTest<web::WebTestWithWebState> {
- public:
-  JsCredentialManagerTest()
-      : web::WebJsTest<web::WebTestWithWebState>(@[ @"credential_manager" ]) {}
-  void SetUp() override {
-    WebTestWithWebState::SetUp();
-
-    // Load empty HTML and inject |credential_manager| early script.
-    LoadHtmlAndInject(@"<html></html>");
-  }
-
-  DISALLOW_COPY_AND_ASSIGN(JsCredentialManagerTest);
-};
-
-// Tests that ResolveCredentialPromiseWithCredentialInfo resolves the promise
-// with JavaScript PasswordCredential object containing correct values.
-TEST_F(JsCredentialManagerTest, ResolveWithPasswordCredential) {
-  // Let requestId be 3.
-  ExecuteJavaScript(
-      @"__gCrWeb.credentialManager.createPromise_(3)."
-       "then(function(result) {"
-       "  test_credential_ = result;"
-       "});");
-  password_manager::CredentialInfo credential;
-  credential.type = password_manager::CredentialType::CREDENTIAL_TYPE_PASSWORD;
-  credential.id = base::ASCIIToUTF16("test@google.com");
-  credential.name = base::ASCIIToUTF16("Test User");
-  credential.icon = GURL(base::ASCIIToUTF16(kTestIconUrl));
-  credential.password = base::ASCIIToUTF16("32njk \\4 s3cr3t \\n' 1");
-  ResolveCredentialPromiseWithCredentialInfo(web_state(), 3, credential);
-  // Wait for Promise to be resolved before checking the values.
-  WaitForCondition(^{
-    return static_cast<bool>(
-        [@"object" isEqual:ExecuteJavaScript(@"typeof test_credential_")]);
-  });
-  EXPECT_NSEQ(@"password", ExecuteJavaScript(@"test_credential_.type"));
-  EXPECT_NSEQ(@"test@google.com", ExecuteJavaScript(@"test_credential_.id"));
-  EXPECT_NSEQ(@"Test User", ExecuteJavaScript(@"test_credential_.name"));
-  EXPECT_NSEQ(base::SysUTF16ToNSString(base::ASCIIToUTF16(kTestIconUrl)),
-              ExecuteJavaScript(@"test_credential_.iconURL"));
-  EXPECT_NSEQ(@"32njk \\4 s3cr3t \\n' 1",
-              ExecuteJavaScript(@"test_credential_.password"));
-}
-
-// Tests that ResolveCredentialPromiseWithCredentialInfo resolves the promise
-// with JavaScript FederatedCredential object containing correct values.
-TEST_F(JsCredentialManagerTest, ResolveWithFederatedCredential) {
-  // Let requestId be 3.
-  ExecuteJavaScript(
-      @"__gCrWeb.credentialManager.createPromise_(3)."
-       "then(function(result) {"
-       "  test_credential_ = result;"
-       "});");
-  password_manager::CredentialInfo credential;
-  credential.type = password_manager::CredentialType::CREDENTIAL_TYPE_FEDERATED;
-  credential.id = base::ASCIIToUTF16("test@google.com");
-  credential.name = base::ASCIIToUTF16("Test User");
-  credential.icon = GURL(base::ASCIIToUTF16(kTestIconUrl));
-  credential.federation = url::Origin::Create(GURL(kTestWebOrigin));
-  ResolveCredentialPromiseWithCredentialInfo(web_state(), 3, credential);
-  // Wait for Promise to be resolved before checking the values.
-  WaitForCondition(^{
-    return static_cast<bool>(
-        [@"object" isEqual:ExecuteJavaScript(@"typeof test_credential_")]);
-  });
-  EXPECT_NSEQ(@"federated", ExecuteJavaScript(@"test_credential_.type"));
-  EXPECT_NSEQ(@"test@google.com", ExecuteJavaScript(@"test_credential_.id"));
-  EXPECT_NSEQ(@"Test User", ExecuteJavaScript(@"test_credential_.name"));
-  EXPECT_NSEQ(base::SysUTF16ToNSString(base::ASCIIToUTF16(kTestIconUrl)),
-              ExecuteJavaScript(@"test_credential_.iconURL"));
-  EXPECT_NSEQ(base::SysUTF16ToNSString(base::ASCIIToUTF16(kTestWebOrigin)),
-              ExecuteJavaScript(@"test_credential_.provider"));
-}
-
-// Tests that ResolveCredentialPromiseWithCredentialInfo resolves the promise
-// with void when optional CredentialInfo is null.
-TEST_F(JsCredentialManagerTest, ResolveWithNullCredential) {
-  // Let requestId be 3.
-  ExecuteJavaScript(
-      @"__gCrWeb.credentialManager.createPromise_(3)."
-       "then(function(result) {"
-       "  test_result_ = (result == undefined);"
-       "});");
-  base::Optional<password_manager::CredentialInfo> null_credential;
-  ResolveCredentialPromiseWithCredentialInfo(web_state(), 3, null_credential);
-  // Wait for Promise to be resolved before checking the values.
-  WaitForCondition(^{
-    return static_cast<bool>(
-        [@"boolean" isEqual:ExecuteJavaScript(@"typeof test_result_")]);
-  });
-  EXPECT_NSEQ(@YES, ExecuteJavaScript(@"test_result_"));
-}
-
-// Tests that ResolveCredentialPromiseWithUndefined resolves the promise with no
-// value.
-TEST_F(JsCredentialManagerTest, ResolveWithUndefined) {
-  // Let requestId be equal 5.
-  // Only when the promise is resolved with undefined, will the
-  // |test_result_| be true.
-  ExecuteJavaScript(
-      @"__gCrWeb.credentialManager.createPromise_(5)."
-       "then(function(result) {"
-       "  test_result_ = (result == undefined);"
-       "});");
-  ResolveCredentialPromiseWithUndefined(web_state(), 5);
-  // Wait for Promise to be resolved before checking the values.
-  WaitForCondition(^{
-    return static_cast<bool>(
-        [@"boolean" isEqual:ExecuteJavaScript(@"typeof test_result_")]);
-  });
-  EXPECT_NSEQ(@YES, ExecuteJavaScript(@"test_result_"));
-}
-
-// Tests that RejectCredentialPromiseWithTypeError rejects the promise with
-// TypeError and correct message.
-TEST_F(JsCredentialManagerTest, RejectWithTypeError) {
-  // Let requestId be equal 100.
-  ExecuteJavaScript(
-      @"__gCrWeb.credentialManager.createPromise_(100)."
-       "catch(function(reason) {"
-       "  test_result_valid_type_ = (reason instanceof TypeError);"
-       "  test_result_message_ = reason.message;"
-       "});");
-  RejectCredentialPromiseWithTypeError(
-      web_state(), 100, base::ASCIIToUTF16("message with \"quotation\" marks"));
-  // Wait for Promise to be rejected before checking the values.
-  WaitForCondition(^{
-    return static_cast<bool>(
-        [@"string" isEqual:ExecuteJavaScript(@"typeof test_result_message_")]);
-  });
-  EXPECT_NSEQ(@YES, ExecuteJavaScript(@"test_result_valid_type_"));
-  EXPECT_NSEQ(@"message with \"quotation\" marks",
-              ExecuteJavaScript(@"test_result_message_"));
-}
-
-// Tests that RejectCredentialPromiseWithInvalidStateError rejects the promise
-// with DOMException(message, INVALID_STATE_ERR), where |message| is correct
-// message taken as argument.
-TEST_F(JsCredentialManagerTest, RejectWithInvalidState) {
-  // Let requestId be 0.
-  ExecuteJavaScript(
-      @"__gCrWeb.credentialManager.createPromise_(0)."
-       "catch(function(reason) {"
-       "  test_result_valid_type_ ="
-       "    (reason.name == DOMException.INVALID_STATE_ERR);"
-       "  test_result_message_ = reason.message;"
-       "});");
-  RejectCredentialPromiseWithInvalidStateError(
-      web_state(), 0, base::ASCIIToUTF16("A 'get()' request is pending"));
-  // Wait for Promise to be rejected before checking the values.
-  WaitForCondition(^{
-    return static_cast<bool>(
-        [@"string" isEqual:ExecuteJavaScript(@"typeof test_result_message_")]);
-  });
-  EXPECT_NSEQ(@YES, ExecuteJavaScript(@"test_result_valid_type_"));
-  EXPECT_NSEQ(@"A 'get()' request is pending",
-              ExecuteJavaScript(@"test_result_message_"));
-}
-
-// Tests that RejectCredentialPromiseWithNotSupportedError rejects the promise
-// with DOMException(message, NOT_SUPPORTED_ERR), where |message| is correct
-// message taken as argument.
-TEST_F(JsCredentialManagerTest, RejectWithNotSupportedError) {
-  // Let requestId be 0.
-  ExecuteJavaScript(
-      @"__gCrWeb.credentialManager.createPromise_(0)."
-       "catch(function(reason) {"
-       "  test_result_valid_type_ ="
-       "    (reason.name == DOMException.NOT_SUPPORTED_ERR);"
-       "  test_result_message_ = reason.message;"
-       "});");
-  RejectCredentialPromiseWithNotSupportedError(
-      web_state(), 0,
-      base::ASCIIToUTF16(
-          "An error occured while talking to the credential manager."));
-  // Wait for Promise to be rejected before checking the values.
-  WaitForCondition(^{
-    return static_cast<bool>(
-        [@"string" isEqual:ExecuteJavaScript(@"typeof test_result_message_")]);
-  });
-  EXPECT_NSEQ(@YES, ExecuteJavaScript(@"test_result_valid_type_"));
-  EXPECT_NSEQ(@"An error occured while talking to the credential manager.",
-              ExecuteJavaScript(@"test_result_message_"));
-}

ios/chrome/browser/web/chrome_web_client_unittest.mm

@@ -22,7 +22,6 @@
 #include "components/strings/grit/components_strings.h"
 #include "ios/chrome/browser/browser_state/test_chrome_browser_state.h"
 #include "ios/chrome/browser/chrome_url_constants.h"
-#include "ios/chrome/browser/passwords/password_manager_features.h"
 #import "ios/chrome/browser/safe_browsing/safe_browsing_blocking_page.h"
 #import "ios/chrome/browser/safe_browsing/safe_browsing_error.h"
 #import "ios/chrome/browser/safe_browsing/safe_browsing_unsafe_resource_container.h"
@@ -176,29 +175,6 @@ TEST_F(ChromeWebClientTest, WKWebViewEarlyPageScriptAutofillController) {
                              web_view, @"typeof __gCrWeb.autofill"));
 }
 
-// Tests that ChromeWebClient provides credential manager script for WKWebView
-// if and only if the feature is enabled.
-TEST_F(ChromeWebClientTest, WKWebViewEarlyPageScriptCredentialManager) {
-  // Chrome scripts rely on __gCrWeb object presence.
-  WKWebView* web_view = web::BuildWKWebView(CGRectZero, browser_state());
-  web::test::ExecuteJavaScript(web_view, @"__gCrWeb = {};");
-
-  web::ScopedTestingWebClient web_client(std::make_unique<ChromeWebClient>());
-  NSString* script =
-      web_client.Get()->GetDocumentStartScriptForMainFrame(browser_state());
-  web::test::ExecuteJavaScript(web_view, script);
-  EXPECT_NSEQ(@"undefined", web::test::ExecuteJavaScript(
-                                web_view, @"typeof navigator.credentials"));
-
-  base::test::ScopedFeatureList feature_list;
-  feature_list.InitAndEnableFeature(features::kCredentialManager);
-  script =
-      web_client.Get()->GetDocumentStartScriptForMainFrame(browser_state());
-  web::test::ExecuteJavaScript(web_view, script);
-  EXPECT_NSEQ(@"object", web::test::ExecuteJavaScript(
-                             web_view, @"typeof navigator.credentials"));
-}
-
 // Tests PrepareErrorPage wth non-post, not Off The Record error.
 TEST_F(ChromeWebClientTest, PrepareErrorPageNonPostNonOtr) {
   ChromeWebClient web_client;