Remove ChromeBrowserProvider::CreateInfoBarView() method.

ios/public/provider/chrome/browser/ui/infobar_view_protocol.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 IOS_PUBLIC_PROVIDER_CHROME_BROWSER_UI_INFOBAR_VIEW_PROTOCOL_H_
-#define IOS_PUBLIC_PROVIDER_CHROME_BROWSER_UI_INFOBAR_VIEW_PROTOCOL_H_
-
-#import <CoreGraphics/CoreGraphics.h>
-#import <Foundation/Foundation.h>
-
-@class UIImage;
-
-// Interface for setting up the infobar's widgets.
-@protocol InfoBarViewProtocol
-// How much of infobar is visible. The infobar is only partly visible during
-// showing/hiding animation.
-@property(nonatomic, assign) CGFloat visibleHeight;
-// Label text with links initialized with |stringAsLink:|.
-@property(nonatomic, readonly) NSString* markedLabel;
-
-// Stops propagating events to delegate.
-- (void)resetDelegate;
-
-// TODO(jif): rename methods from add* to set*. crbug.com/302582
-// Adds a dismiss button subview.
-- (void)addCloseButtonWithTag:(NSInteger)tag
-                       target:(id)target
-                       action:(SEL)action;
-
-// Adds icon subview.
-- (void)addLeftIcon:(UIImage*)image;
-
-// Adds transparent icon of size |imageSize| as placeholder during the time when
-// the icon is being downloaded.
-- (void)addPlaceholderTransparentIcon:(CGSize const&)imageSize;
-
-// Adds an icon subview with rounded corners and a shadow.
-- (void)addLeftIconWithRoundedCornersAndShadow:(UIImage*)image;
-
-// Creates a new string from |string| that is interpreted as a link by
-// |addLabel:|. |tag| must not be 0.
-+ (NSString*)stringAsLink:(NSString*)string tag:(NSUInteger)tag;
-
-// Adds a message to the infobar that optionaly contains links initialized with
-// |stringAsLink:|.
-- (void)addLabel:(NSString*)label;
-
-// Adds a message to the infobar that optionaly contains links initialized with
-// |stringAsLink:|. |action| is called on |target| when a link is clicked.
-- (void)addLabel:(NSString*)label target:(id)target action:(SEL)action;
-
-// Adds two buttons to the infobar. Button1 is the primary action of the infobar
-// and in Material Design mode is shown with bold colors to reflect this role.
-- (void)addButton1:(NSString*)title1
-              tag1:(NSInteger)tag1
-           button2:(NSString*)title2
-              tag2:(NSInteger)tag2
-            target:(id)target
-            action:(SEL)action;
-
-// Adds a button to the infobar.
-- (void)addButton:(NSString*)title
-              tag:(NSInteger)tag
-           target:(id)target
-           action:(SEL)action;
-
-// Adds to the infobar a switch and an adjacent label.
-- (void)addSwitchWithLabel:(NSString*)label
-                      isOn:(BOOL)isOn
-                       tag:(NSInteger)tag
-                    target:(id)target
-                    action:(SEL)action;
-
-@end
-
-#endif  // IOS_PUBLIC_PROVIDER_CHROME_BROWSER_UI_INFOBAR_VIEW_PROTOCOL_H_