Change the CBD dialog on Android to a PreferenceFragment

chrome/android/java/src/org/chromium/chrome/browser/sync/ui/ConfirmAccountChangeFragment.java

Index: chrome/android/java/src/org/chromium/chrome/browser/sync/ui/ConfirmAccountChangeFragment.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/sync/ui/ConfirmAccountChangeFragment.java b/chrome/android/java/src/org/chromium/chrome/browser/sync/ui/ConfirmAccountChangeFragment.java
index 140a2e4917f221a06415869d3b668ac88ffba954..4166cede18f058f4a9a7ffebed3880d8f19f0627 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/sync/ui/ConfirmAccountChangeFragment.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/sync/ui/ConfirmAccountChangeFragment.java
@@ -9,6 +9,7 @@ import android.app.Activity;
 import android.app.Dialog;
 import android.app.DialogFragment;
 import android.content.DialogInterface;
+import android.content.Intent;
 import android.os.Bundle;
 import android.support.v7.app.AlertDialog;
 import android.text.SpannableString;
@@ -22,6 +23,9 @@ import org.chromium.base.Callback;
 import org.chromium.base.metrics.RecordUserAction;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.preferences.PrefServiceBridge;
+import org.chromium.chrome.browser.preferences.Preferences;
+import org.chromium.chrome.browser.preferences.PreferencesLauncher;
+import org.chromium.chrome.browser.preferences.privacy.ClearBrowsingDataDialogFragment;
 import org.chromium.chrome.browser.signin.SigninManager;
 import org.chromium.chrome.browser.signin.SigninManager.SignInFlowObserver;
 import org.chromium.sync.signin.AccountManagerHelper;
@@ -106,8 +110,11 @@ public class ConfirmAccountChangeFragment extends DialogFragment
     }
 
     private void showClearSyncDataDialogFragment() {

[newt (away), 2016/01/29 20:16:02]

update this method name

[msramek, 2016/02/02 12:19:51]

Done.

-        ClearSyncDataDialogFragment dialogFragment = new ClearSyncDataDialogFragment();
-        dialogFragment.show(getFragmentManager(), null);
+        Preferences prefActivity = (Preferences) getActivity();
+        Intent intent = PreferencesLauncher.createIntentForSettingsPage(prefActivity,
+                ClearBrowsingDataDialogFragment.class.getName());
+        prefActivity.startActivity(intent);
+
         // Dismiss the confirmation dialog.
         dismiss();
         RecordUserAction.record("Signin_ImportDataPrompt_DontImport");