Revert of Created the dialog offering the user to merge their account data or keep it

chrome/android/java/src/org/chromium/chrome/browser/signin/ConfirmAccountChangeFragment.java

Index: chrome/android/java/src/org/chromium/chrome/browser/signin/ConfirmAccountChangeFragment.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/signin/ConfirmAccountChangeFragment.java b/chrome/android/java/src/org/chromium/chrome/browser/signin/ConfirmAccountChangeFragment.java
new file mode 100644
index 0000000000000000000000000000000000000000..48a70f6cebd192ef8353ba9b4f7a169eb0fade81
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/signin/ConfirmAccountChangeFragment.java
@@ -0,0 +1,114 @@
+// Copyright 2015 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.
+
+package org.chromium.chrome.browser.signin;
+
+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;
+import android.text.method.LinkMovementMethod;
+import android.text.style.ClickableSpan;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.TextView;
+
+import org.chromium.base.metrics.RecordUserAction;
+import org.chromium.chrome.R;
+import org.chromium.chrome.browser.preferences.PrefServiceBridge;
+import org.chromium.chrome.browser.preferences.PreferencesLauncher;
+import org.chromium.chrome.browser.sync.ui.ClearSyncDataPreferences;
+import org.chromium.ui.text.SpanApplier;
+import org.chromium.ui.text.SpanApplier.SpanInfo;
+
+/**
+ * The fragment shown when the user was previously signed in, then disconnected their account,
+ * and is now attempting to sign in to a new account. This dialog warns the user that they should
+ * clear their browser data, or else their bookmarks etc from their old account will be merged with
+ * the new account when they sign in. This dialog assumes it is being created in the middle of the
+ * signin flow, and as such is purposefully package private.
+ */
+class ConfirmAccountChangeFragment
+        extends DialogFragment implements DialogInterface.OnClickListener {
+    private static final String KEY_OLD_ACCOUNT_NAME = "lastAccountName";
+    private static final String KEY_NEW_ACCOUNT_NAME = "newAccountName";
+
+    // Tracks whether to abort signin in onDismiss.
+    private boolean mAbortSignin = true;
+
+    public static ConfirmAccountChangeFragment newInstance(String accountName) {
+        ConfirmAccountChangeFragment dialogFragment = new ConfirmAccountChangeFragment();
+        Bundle args = new Bundle();
+        args.putString(
+                KEY_OLD_ACCOUNT_NAME, PrefServiceBridge.getInstance().getSyncLastAccountName());
+        args.putString(KEY_NEW_ACCOUNT_NAME, accountName);
+        dialogFragment.setArguments(args);
+        return dialogFragment;
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        final Activity activity = getActivity();
+        String lastSyncAccountName = getArguments().getString(KEY_OLD_ACCOUNT_NAME);
+        String currentAccountName = getArguments().getString(KEY_NEW_ACCOUNT_NAME);
+
+        LayoutInflater inflater = activity.getLayoutInflater();
+        View v = inflater.inflate(R.layout.confirm_sync_account_change_account, null);
+        final TextView textView = (TextView) v.findViewById(R.id.confirmMessage);
+        String message = activity.getString(R.string.confirm_account_change_dialog_message,
+                lastSyncAccountName, currentAccountName);
+
+        // Show clear sync data dialog when the user clicks the "settings" link.
+        SpannableString messageWithLink = SpanApplier.applySpans(
+                message, new SpanInfo("<link>", "</link>", new ClickableSpan() {
+                    @Override
+                    public void onClick(View widget) {
+                        showClearSyncDataPreferences();
+                    }
+                }));
+
+        RecordUserAction.record("Signin_Show_ImportDataPrompt");
+        textView.setText(messageWithLink);
+        textView.setMovementMethod(LinkMovementMethod.getInstance());
+        return new AlertDialog.Builder(getActivity(), R.style.AlertDialogTheme)
+                .setTitle(R.string.confirm_account_change_dialog_title)
+                .setPositiveButton(R.string.confirm_account_change_dialog_signin, this)
+                .setNegativeButton(R.string.cancel, this)
+                .setView(v)
+                .create();
+    }
+
+    @Override
+    public void onClick(DialogInterface dialog, int which) {
+        if (which == AlertDialog.BUTTON_POSITIVE) {
+            RecordUserAction.record("Signin_ImportDataPrompt_ImportData");
+            SigninManager.get(getActivity()).progressInteractiveSignInFlowAccountConfirmed();
+            mAbortSignin = false;
+        } else if (which == AlertDialog.BUTTON_NEGATIVE) {
+            RecordUserAction.record("Signin_ImportDataPrompt_Cancel");
+        }
+    }
+
+    @Override
+    public void onDismiss(DialogInterface dialogInterface) {
+        super.onDismiss(dialogInterface);
+        if (mAbortSignin) {
+            // Something other than BUTTON_POSITIVE is dismissing this fragment; abort signin.
+            SigninManager.get(getActivity()).abortSignIn();
+        }
+    }
+
+    private void showClearSyncDataPreferences() {
+        Intent intent = PreferencesLauncher.createIntentForSettingsPage(getActivity(),
+                ClearSyncDataPreferences.class.getName());
+        startActivity(intent);
+
+        RecordUserAction.record("Signin_ImportDataPrompt_DontImport");
+        dismiss();
+    }
+}