[Password Manager] Switch password manager code to use the Feature framework.

components/password_manager/core/browser/password_manager_test_utils.h

 // 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.
 
 #ifndef COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_MANAGER_TEST_UTILS_H_
 #define COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_MANAGER_TEST_UTILS_H_
 
 #include <iosfwd>
 #include <vector>
 
+#include "base/feature_list.h"
 #include "base/memory/ref_counted.h"
 #include "components/autofill/core/common/password_form.h"
 #include "components/password_manager/core/browser/password_store.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 namespace password_manager {
 
 // This template allows creating methods with signature conforming to
 // TestingFactoryFunction of the appropriate platform instance of
 // KeyedServiceFactory. Context is the browser context prescribed by
@@ skipping 45 matching lines @@
 bool ContainsEqualPasswordFormsUnordered(
     const std::vector<autofill::PasswordForm*>& expectations,
     const std::vector<autofill::PasswordForm*>& actual_values,
     std::ostream* mismatches_output);
 
 MATCHER_P(UnorderedPasswordFormElementsAre, expectations, "") {
   return ContainsEqualPasswordFormsUnordered(expectations, arg,
                                              result_listener->stream());
 }
 
+// Helper function to set command-line |feature|. It |appends_to_list| of

[Bernhard Bauer, 2016/02/11 11:12:40]

Nit: The description of the |appends_to_list| parameter doesn't make much sense
-- it's a boolean that states *whether* the method is supposed to append to the
list, which implies that it won't do that if the value is false, but the comment
makes it appear as if it always would do that. 

[Pritam Nikam, 2016/02/25 14:16:06]

Done.

+// --enable-features if |set_enabled| is set to true; otherwise to that of
+// --disable-features.
+void EnableFeature(const base::Feature& feature,
+                   bool set_enabled,
+                   bool appends_to_list);
+
 class MockPasswordStoreObserver : public PasswordStore::Observer {
  public:
   MockPasswordStoreObserver();
   ~MockPasswordStoreObserver() override;
 
   MOCK_METHOD1(OnLoginsChanged, void(const PasswordStoreChangeList& changes));
 };
 
 }  // namespace password_manager
 
 #endif  // COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_MANAGER_TEST_UTILS_H_