Use MDCTypography instead of MDFRobotoFontLoader directly.

ios/chrome/browser/ui/ntp/incognito_panel_controller.mm

 // Copyright 2012 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/ntp/incognito_panel_controller.h"
 
 #include <string>
 
 #import "base/mac/scoped_nsobject.h"
 #include "components/google/core/browser/google_util.h"
 #include "components/strings/grit/components_strings.h"
 #include "ios/chrome/browser/application_context.h"
 #include "ios/chrome/browser/browser_state/chrome_browser_state.h"
 #import "ios/chrome/browser/ui/toolbar/web_toolbar_controller.h"
 #include "ios/chrome/browser/ui/ui_util.h"
 #import "ios/chrome/browser/ui/uikit_ui_util.h"
 #import "ios/chrome/browser/ui/url_loader.h"
 #import "ios/third_party/material_components_ios/src/components/Buttons/src/MaterialButtons.h"
 #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"
 #include "ios/web/public/referrer.h"
 #import "net/base/mac/url_conversions.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "url/gurl.h"
 
 namespace {
 // The URL for the the Learn More page shown on incognito new tab.
 // Taken from ntp_resource_cache.cc.
 const char kLearnMoreIncognitoUrl[] =
     "https://www.google.com/support/chrome/bin/answer.py?answer=95464";
@@ skipping 48 matching lines @@
     _containerView.reset([[UIView alloc] initWithFrame:frame]);
     [_containerView setTranslatesAutoresizingMaskIntoConstraints:NO];
 
     // Incognito image.
     base::scoped_nsobject<UIImageView> incognitoImage([[UIImageView alloc]
         initWithImage:[UIImage imageNamed:@"incognito_icon"]]);
     [incognitoImage setTranslatesAutoresizingMaskIntoConstraints:NO];
     [_containerView addSubview:incognitoImage];
 
     // Title.
-    UIFont* titleFont =
-        [[MDFRobotoFontLoader sharedInstance] lightFontOfSize:24];
+    UIFont* titleFont = [[MDCTypography fontLoader] lightFontOfSize:24];
     base::scoped_nsobject<UILabel> incognitoTabHeading(
         [[self labelWithString:l10n_util::GetNSString(IDS_NEW_TAB_OTR_HEADING)
                           font:titleFont
                          alpha:0.8] retain]);
     [_containerView addSubview:incognitoTabHeading];
 
     // Description paragraph.
-    UIFont* regularFont =
-        [[MDFRobotoFontLoader sharedInstance] regularFontOfSize:14];
+    UIFont* regularFont = [[MDCTypography fontLoader] regularFontOfSize:14];
     base::scoped_nsobject<UILabel> incognitoTabDescription([[self
         labelWithString:l10n_util::GetNSString(IDS_NEW_TAB_OTR_DESCRIPTION)
                    font:regularFont
                   alpha:0.7] retain]);
     [_containerView addSubview:incognitoTabDescription];
 
     // Warning paragraph.
     base::scoped_nsobject<UILabel> incognitoTabWarning([[self
         labelWithString:l10n_util::GetNSString(IDS_NEW_TAB_OTR_MESSAGE_WARNING)
                    font:regularFont
                   alpha:0.7] retain]);
     [_containerView addSubview:incognitoTabWarning];
 
     // Learn more button.
     base::scoped_nsobject<MDCButton> learnMore([[MDCFlatButton alloc] init]);
     UIColor* inkColor =
         [[[MDCPalette greyPalette] tint300] colorWithAlphaComponent:0.25];
     [learnMore setInkColor:inkColor];
     [learnMore setTranslatesAutoresizingMaskIntoConstraints:NO];
     [learnMore setTitle:l10n_util::GetNSString(IDS_NEW_TAB_OTR_LEARN_MORE_LINK)
                forState:UIControlStateNormal];
     [learnMore setTitleColor:UIColorFromRGB(kLinkColor)
                     forState:UIControlStateNormal];
-    UIFont* buttonFont =
-        [[MDFRobotoFontLoader sharedInstance] boldFontOfSize:14];
+    UIFont* buttonFont = [[MDCTypography fontLoader] boldFontOfSize:14];
     [[learnMore titleLabel] setFont:buttonFont];
     [learnMore addTarget:self
                   action:@selector(learnMoreButtonPressed)
         forControlEvents:UIControlEventTouchUpInside];
     [_containerView addSubview:learnMore];
 
     // |topGuide| and |bottomGuide| exist to vertically center the sibling views
     // located in between them.
     base::scoped_nsobject<UILayoutGuide> topGuide([[UILayoutGuide alloc] init]);
     base::scoped_nsobject<UILayoutGuide> bottomGuide(
@@ skipping 217 matching lines @@
 
 #pragma mark -
 #pragma mark UIScrollViewDelegate methods
 
 - (void)scrollViewDidScroll:(UIScrollView*)scrollView {
   CGFloat alpha = [self toolbarAlphaForScrollView:_incognitoView];
   [_webToolbarDelegate updateToolbarBackgroundAlpha:alpha];
 }
 
 @end