Cleanup ContentSuggestions cells

ios/chrome/browser/ui/content_suggestions/content_suggestions_favicon_internal_cell.mm

Index: ios/chrome/browser/ui/content_suggestions/content_suggestions_favicon_internal_cell.mm
diff --git a/ios/chrome/browser/ui/content_suggestions/content_suggestions_favicon_internal_cell.mm b/ios/chrome/browser/ui/content_suggestions/content_suggestions_favicon_internal_cell.mm
deleted file mode 100644
index e00c16bb7b12a5a9dbc5740a9d38658af86fc366..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/ui/content_suggestions/content_suggestions_favicon_internal_cell.mm
+++ /dev/null
@@ -1,70 +0,0 @@
-// Copyright 2017 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.
-
-#import "ios/chrome/browser/ui/content_suggestions/content_suggestions_favicon_internal_cell.h"
-
-#import "ios/chrome/browser/ui/uikit_ui_util.h"
-#import "ios/third_party/material_components_ios/src/components/Typography/src/MaterialTypography.h"
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-namespace {
-const CGFloat kFaviconImageSize = 50;
-const CGFloat kFontSize = 10;
-}
-
-@implementation ContentSuggestionsFaviconInternalCell
-
-@synthesize faviconView = _faviconView;
-@synthesize titleLabel = _titleLabel;
-
-- (instancetype)initWithFrame:(CGRect)frame {
-  self = [super initWithFrame:frame];
-  if (self) {
-    _faviconView = [[UIImageView alloc] init];
-    _titleLabel = [[UILabel alloc] init];
-    _titleLabel.numberOfLines = 2;
-    _titleLabel.font = [[MDCTypography fontLoader] lightFontOfSize:kFontSize];
-    _titleLabel.textAlignment = NSTextAlignmentCenter;
-
-    _faviconView.translatesAutoresizingMaskIntoConstraints = NO;
-    _titleLabel.translatesAutoresizingMaskIntoConstraints = NO;
-    [self.contentView addSubview:_faviconView];
-    [self.contentView addSubview:_titleLabel];
-
-    ApplyVisualConstraints(
-        @[ @"V:|-[image]-[title]-|" ],
-        @{ @"image" : _faviconView,
-           @"title" : _titleLabel });
-
-    [NSLayoutConstraint activateConstraints:@[
-      [_faviconView.centerXAnchor
-          constraintEqualToAnchor:self.contentView.centerXAnchor],
-      [_titleLabel.leadingAnchor
-          constraintEqualToAnchor:self.contentView.leadingAnchor],
-      [_titleLabel.trailingAnchor
-          constraintEqualToAnchor:self.contentView.trailingAnchor],
-      [_faviconView.widthAnchor constraintEqualToConstant:kFaviconImageSize],
-      [_faviconView.heightAnchor
-          constraintEqualToAnchor:_faviconView.widthAnchor],
-    ]];
-  }
-  return self;
-}
-
-#pragma mark - UICollectionReusableView
-
-- (void)prepareForReuse {
-  [super prepareForReuse];
-  self.faviconView.image = nil;
-  self.titleLabel.text = nil;
-}
-
-+ (NSString*)reuseIdentifier {
-  return @"faviconInternalCell";
-}
-
-@end