[iOS] Upstream autofill component code

components/autofill/ios/browser/form_suggestion.h

+// Copyright 2013 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_AUTOFILL_IOS_BROWSER_FORM_SUGGESTION_H_
+#define COMPONENTS_AUTOFILL_IOS_BROWSER_FORM_SUGGESTION_H_
+
+#import <Foundation/Foundation.h>
+
+#include "base/mac/objc_property_releaser.h"
+
+// Represents a user-selectable suggestion for a single field within a form
+// on a web page.
+@interface FormSuggestion : NSObject
+
+// The string in the form to show to the user to represent the suggestion.
+@property(copy, readonly, nonatomic) NSString* value;
+
+// An optional user-visible description for this suggestion.
+@property(copy, readonly, nonatomic) NSString* displayDescription;
+
+// The string in the form to identify credit card icon.
+@property(copy, readonly, nonatomic) NSString* icon;
+
+// The integer identifier associated with the suggestion. Identifiers greater
+// than zero are profile or credit card identifiers.
+@property(assign, readonly, nonatomic) NSUInteger identifier;
+
+// Returns FormSuggestion (immutable) with given values.
++ (FormSuggestion*)suggestionWithValue:(NSString*)value
+                    displayDescription:(NSString*)displayDescription
+                                  icon:(NSString*)icon
+                            identifier:(NSUInteger)identifier;
+
+@end
+
+#endif  // COMPONENTS_AUTOFILL_IOS_BROWSER_FORM_SUGGESTION_H_