[Android][Incognito] Refactor incognito interstitial view setup

This CL refactors the incognito interstitial view setup by regrouping
it in the same class as the view binding method so that we can have all
the view related methods in one place.

There is no behavior change with this refactoring.

Bug: 1138824
Change-Id: Iaeceed44202e1973c765ac7c807b122e4be696d2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2506435Reviewed-by: Rohit Agarwal <roagarwal@chromium.org>
Commit-Queue: Alice Wang <aliceywang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#822116}

chrome/android/java/src/org/chromium/chrome/browser/incognito/interstitial/IncognitoInterstitialCoordinator.java

@@ -4,15 +4,11 @@
 
 package org.chromium.chrome.browser.incognito.interstitial;
 
-import android.text.style.StyleSpan;
 import android.view.View;
-import android.widget.TextView;
 
 import androidx.annotation.MainThread;
 
-import org.chromium.chrome.R;
 import org.chromium.ui.modelutil.PropertyModelChangeProcessor;
-import org.chromium.ui.text.SpanApplier;
 
 /**
  * The coordinator of the incognito interstitial along with IncognitoInterstitialDelegate are the
@@ -35,25 +31,10 @@ public class IncognitoInterstitialCoordinator {
     @MainThread
     public IncognitoInterstitialCoordinator(
             View view, IncognitoInterstitialDelegate incognitoInterstitialDelegate) {
-        formatIncognitoInterstitialMessage(view);
+        IncognitoInterstitialViewBinder.setUpView(view);
         IncognitoInterstitialMediator mediator =
                 new IncognitoInterstitialMediator(incognitoInterstitialDelegate);
         PropertyModelChangeProcessor.create(
                 mediator.getModel(), view, IncognitoInterstitialViewBinder::bindView);
     }
-
-    private static void formatIncognitoInterstitialMessage(View incognitoInterstitialView) {
-        TextView incognitoInterstitialMessageView =
-                incognitoInterstitialView.findViewById(R.id.incognito_interstitial_message);
-
-        String incognitoInterstitialMessageText =
-                incognitoInterstitialMessageView.getText().toString();
-
-        incognitoInterstitialMessageView.setText(
-                SpanApplier.applySpans(incognitoInterstitialMessageText,
-                        new SpanApplier.SpanInfo(
-                                "<b1>", "</b1>", new StyleSpan(android.graphics.Typeface.BOLD)),
-                        new SpanApplier.SpanInfo(
-                                "<b2>", "</b2>", new StyleSpan(android.graphics.Typeface.BOLD))));
-    }
 }

chrome/android/java/src/org/chromium/chrome/browser/incognito/interstitial/IncognitoInterstitialViewBinder.java

@@ -4,11 +4,14 @@
 
 package org.chromium.chrome.browser.incognito.interstitial;
 
+import android.text.style.StyleSpan;
 import android.view.View;
+import android.widget.TextView;
 
 import org.chromium.chrome.R;
 import org.chromium.ui.modelutil.PropertyKey;
 import org.chromium.ui.modelutil.PropertyModel;
+import org.chromium.ui.text.SpanApplier;
 
 /**
  * This class regroups the bindView util methods of the
@@ -30,6 +33,18 @@ class IncognitoInterstitialViewBinder {
         }
     }
 
+    /**
+     * Sets up the incognito interstitial view.
+     */
+    static void setUpView(View view) {
+        TextView message = view.findViewById(R.id.incognito_interstitial_message);
+        message.setText(SpanApplier.applySpans(message.getText().toString(),
+                new SpanApplier.SpanInfo(
+                        "<b1>", "</b1>", new StyleSpan(android.graphics.Typeface.BOLD)),
+                new SpanApplier.SpanInfo(
+                        "<b2>", "</b2>", new StyleSpan(android.graphics.Typeface.BOLD))));
+    }
+
     // Necessary helper methods to return the subviews present inside the incognito
     // interstitial |view|.
     // TODO(crbug.com/1103262): Add these methods to the IncognitoInterstitialView once we implement