Move FaviconAttributes to UI

ios/chrome/browser/ui/favicon/favicon_attributes.h

 // Copyright 2016 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 IOS_CHROME_BROWSER_FAVICON_FAVICON_ATTRIBUTES_H_
-#define IOS_CHROME_BROWSER_FAVICON_FAVICON_ATTRIBUTES_H_
+#ifndef IOS_CHROME_BROWSER_UI_FAVICON_FAVICON_ATTRIBUTES_H_
+#define IOS_CHROME_BROWSER_UI_FAVICON_FAVICON_ATTRIBUTES_H_
 
 #import <UIKit/UIKit.h>
 
 // Attributes of a favicon. A favicon is represented either with an image or
 // with a fallback monogram of a given color and background color.
 @interface FaviconAttributes : NSObject
 
 // Favicon image. Can be nil. If it is nil, monogram string and color are
 // guaranteed to be not nil.
 @property(nonatomic, readonly, strong) UIImage* faviconImage;
@@ skipping 17 matching lines @@
               backgroundColor:(UIColor*)backgroundColor
     NS_DESIGNATED_INITIALIZER;
 - (instancetype)initWithImage:(UIImage*)image;
 - (instancetype)initWithMonogram:(NSString*)monogram
                        textColor:(UIColor*)textColor
                  backgroundColor:(UIColor*)backgroundColor;
 
 - (instancetype)init NS_UNAVAILABLE;
 @end
 
-#endif  // IOS_CHROME_BROWSER_FAVICON_FAVICON_ATTRIBUTES_H_
+#endif  // IOS_CHROME_BROWSER_UI_FAVICON_FAVICON_ATTRIBUTES_H_