Use MDCTypography instead of MDFRobotoFontLoader directly.

ios/chrome/browser/ui/collection_view/cells/collection_view_detail_item.mm

 // 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.
 
 #import "ios/chrome/browser/ui/collection_view/cells/collection_view_detail_item.h"
 
 #include <algorithm>
 
 #import "ios/third_party/material_components_ios/src/components/Palettes/src/MaterialPalettes.h"
-#import "ios/third_party/material_roboto_font_loader_ios/src/src/MaterialRobotoFontLoader.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 {
 
 // Padding used on the leading and trailing edges of the cell and between the
 // two labels.
 const CGFloat kHorizontalPadding = 16;
@@ skipping 44 matching lines @@
   self = [super initWithFrame:frame];
   if (self) {
     self.isAccessibilityElement = YES;
     UIView* contentView = self.contentView;
 
     _textLabel = [[UILabel alloc] init];
     _textLabel.translatesAutoresizingMaskIntoConstraints = NO;
     _textLabel.backgroundColor = [UIColor clearColor];
     [contentView addSubview:_textLabel];
 
-    _textLabel.font =
-        [[MDFRobotoFontLoader sharedInstance] mediumFontOfSize:14];
+    _textLabel.font = [[MDCTypography fontLoader] mediumFontOfSize:14];
     _textLabel.textColor = [[MDCPalette greyPalette] tint900];
 
     _detailTextLabel = [[UILabel alloc] init];
     _detailTextLabel.translatesAutoresizingMaskIntoConstraints = NO;
     _detailTextLabel.backgroundColor = [UIColor clearColor];
     [contentView addSubview:_detailTextLabel];
 
-    _detailTextLabel.font =
-        [[MDFRobotoFontLoader sharedInstance] regularFontOfSize:14];
+    _detailTextLabel.font = [[MDCTypography fontLoader] regularFontOfSize:14];
     _detailTextLabel.textColor = [[MDCPalette greyPalette] tint500];
 
     // Set up the width constraints. They are activated here and updated in
     // layoutSubviews.
     _textLabelWidthConstraint =
         [_textLabel.widthAnchor constraintEqualToConstant:0];
     _detailTextLabelWidthConstraint =
         [_detailTextLabel.widthAnchor constraintEqualToConstant:0];
 
     [NSLayoutConstraint activateConstraints:@[
@@ skipping 69 matching lines @@
 
 - (NSString*)accessibilityLabel {
   return self.textLabel.text;
 }
 
 - (NSString*)accessibilityValue {
   return self.detailTextLabel.text;
 }
 
 @end