Add ManagePasswordItemViewController and unit tests.

chrome/browser/ui/cocoa/passwords/manage_password_item_view_controller.h

Index: chrome/browser/ui/cocoa/passwords/manage_password_item_view_controller.h
diff --git a/chrome/browser/ui/cocoa/passwords/manage_password_item_view_controller.h b/chrome/browser/ui/cocoa/passwords/manage_password_item_view_controller.h
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+++ b/chrome/browser/ui/cocoa/passwords/manage_password_item_view_controller.h
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+// 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 CHROME_BROWSER_UI_COCOA_PASSWORDS_MANAGE_PASSWORD_ITEM_VIEW_CONTROLLER_H_
+#define CHROME_BROWSER_UI_COCOA_PASSWORDS_MANAGE_PASSWORD_ITEM_VIEW_CONTROLLER_H_
+
+#import <Cocoa/Cocoa.h>
+
+#import "base/mac/scoped_nsobject.h"
+#include "components/password_manager/core/common/password_manager_ui.h"
+
+namespace autofill {
+struct PasswordForm;
+}  // namespace autofill
+
+class ManagePasswordsBubbleModel;
+
+// The state of the password item.
+enum ManagePasswordItemState {
+  MANAGE_PASSWORD_ITEM_STATE_PENDING,
+  MANAGE_PASSWORD_ITEM_STATE_MANAGE,
+  MANAGE_PASSWORD_ITEM_STATE_DELETED
+};
+
+// Shows a username and obscured password in a single row.
+@interface ManagePasswordItemPendingView : NSView {
+ @private
+  base::scoped_nsobject<NSTextField> usernameField_;
+  base::scoped_nsobject<NSSecureTextField> passwordField_;
+}
+- (id)initWithForm:(const autofill::PasswordForm&)form;
+@end
+
+@interface ManagePasswordItemPendingView (Testing)
+@property(readonly) NSTextField* usernameField;
+@property(readonly) NSSecureTextField* passwordField;
+@end
+
+// Shows a single item in a password management list. Transitions between
+// PENDING, MANAGE, and DELETED states according to user interaction.
+@interface ManagePasswordItemViewController : NSViewController {
+ @private
+  ManagePasswordsBubbleModel* model_;  // weak
+  ManagePasswordItemState state_;
+  password_manager::ui::PasswordItemPosition position_;
+  base::scoped_nsobject<NSView> contentView_;
+  CGFloat minWidth_;
+}
+- (id)initWithModel:(ManagePasswordsBubbleModel*)model
+           position:(password_manager::ui::PasswordItemPosition)position
+           minWidth:(CGFloat)minWidth;
+@end
+
+@interface ManagePasswordItemViewController (Testing)
+@property(readonly) ManagePasswordItemState state;
+@property(readonly) NSView* contentView;
+@end
+
+#endif  // CHROME_BROWSER_UI_COCOA_PASSWORDS_MANAGE_PASSWORD_ITEM_VIEW_CONTROLLER_H_