Upstream oodles of Chrome for Android code into Chromium.

chrome/android/java_staging/src/org/chromium/chrome/browser/services/AccountsChangedReceiver.java

Index: chrome/android/java_staging/src/org/chromium/chrome/browser/services/AccountsChangedReceiver.java
diff --git a/chrome/android/java_staging/src/org/chromium/chrome/browser/services/AccountsChangedReceiver.java b/chrome/android/java_staging/src/org/chromium/chrome/browser/services/AccountsChangedReceiver.java
new file mode 100644
index 0000000000000000000000000000000000000000..34fc03382d0c60cb8a6aee0adf2c9491ec347cb8
--- /dev/null
+++ b/chrome/android/java_staging/src/org/chromium/chrome/browser/services/AccountsChangedReceiver.java
@@ -0,0 +1,85 @@
+// 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.services;
+
+import android.accounts.AccountManager;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.os.AsyncTask;
+import android.util.Log;
+
+import org.chromium.base.ApplicationStatus;
+import org.chromium.base.ThreadUtils;
+import org.chromium.base.annotations.SuppressFBWarnings;
+import org.chromium.base.library_loader.ProcessInitException;
+import org.chromium.chrome.browser.ChromeMobileApplication;
+import org.chromium.chrome.browser.ChromiumApplication;
+import org.chromium.chrome.browser.signin.SigninHelper;
+import org.chromium.content.browser.BrowserStartupController.StartupCallback;
+
+/**
+ * This receiver is notified when accounts are added, accounts are removed, or
+ * an account's credentials (saved password, etc) are changed.
+ */
+public class AccountsChangedReceiver extends BroadcastReceiver {
+    private static final String TAG = "AccountsChangeReceiver";
+
+    @SuppressFBWarnings("DM_EXIT")
+    @Override
+    public void onReceive(final Context context, final Intent intent) {
+        AsyncTask<Void, Void, Void> task = new AsyncTask<Void, Void, Void>() {
+            @Override
+            protected Void doInBackground(Void... params) {
+                SigninHelper.updateAccountRenameData(context);
+                return null;
+            }
+
+            @Override
+            protected void onPostExecute(Void result) {
+                continueHandleAccountChangeIfNeeded(context, intent);
+            }
+        };
+        task.execute();
+    }
+
+    private void continueHandleAccountChangeIfNeeded(final Context context, Intent intent) {
+        if (AccountManager.LOGIN_ACCOUNTS_CHANGED_ACTION.equals(intent.getAction())) {
+            boolean isChromeVisible = ApplicationStatus.hasVisibleActivities();
+            if (isChromeVisible) {
+                StartupCallback startupCallback = new StartupCallback() {
+                    @Override
+                    public void onSuccess(boolean alreadyStarted) {
+                        ThreadUtils.runOnUiThread(new Runnable() {
+                            @Override
+                            public void run() {
+                                SigninHelper.get(context.getApplicationContext())
+                                        .validateAccountSettings(true);
+                            }
+                        });
+                    }
+                    @Override
+                    public void onFailure() {
+                        // Startup failed. So notify SigninHelper of changed accounts via
+                        // shared prefs.
+                        SigninHelper.markAccountsChangedPref(context);
+                    }
+                };
+
+                try {
+                    ((ChromeMobileApplication) context.getApplicationContext())
+                            .startChromeBrowserProcessesAsync(startupCallback);
+                } catch (ProcessInitException e) {
+                    Log.e(TAG, "Unable to load native library.", e);
+                    ChromiumApplication.reportStartupErrorAndExit(e);
+                }
+            } else {
+                // Notify SigninHelper of changed accounts (via shared prefs).
+                SigninHelper.markAccountsChangedPref(context);
+            }
+        }
+
+    }
+}