Move remaining @CalledByNative methods out of ChromeApplication.

chrome/android/java/src/org/chromium/chrome/browser/preferences/PreferencesLauncher.java

 // Copyright 2014 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.preferences;
 
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 
 import org.chromium.base.ContextUtils;
+import org.chromium.base.Log;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.chrome.browser.preferences.autofill.AutofillAndPaymentsPreferences;
+import org.chromium.chrome.browser.preferences.password.SavePasswordsPreferences;
 import org.chromium.chrome.browser.preferences.privacy.ClearBrowsingDataPreferences;
 import org.chromium.chrome.browser.preferences.privacy.ClearBrowsingDataTabsFragment;
+import org.chromium.chrome.browser.tab.Tab;
 
 /**
  * A utility class for launching Chrome Settings.
  */
 public class PreferencesLauncher {
+    private static final String TAG = "PreferencesLauncher";
 
     /**
      * Launches settings, either on the top-level page or on a subpage.
      *
      * @param context The current Activity, or an application context if no Activity is available.
      * @param fragmentName The name of the fragment to show, or null to show the top-level page.
      */
     public static void launchSettingsPage(Context context, String fragmentName) {
         Intent intent = createIntentForSettingsPage(context, fragmentName);
         context.startActivity(intent);
@@ skipping 30 matching lines @@
                 ? ClearBrowsingDataTabsFragment.class.getName()
                 : ClearBrowsingDataPreferences.class.getName();
         return createIntentForSettingsPage(context, fragmentName);
     }
 
     @CalledByNative
     private static void showAutofillSettings() {
         launchSettingsPage(ContextUtils.getApplicationContext(),
                 AutofillAndPaymentsPreferences.class.getName());
     }
+
+    @CalledByNative
+    private static void showPasswordSettings() {
+        launchSettingsPage(
+                ContextUtils.getApplicationContext(), SavePasswordsPreferences.class.getName());
+    }
+
+    /**
+     * Opens the UI to clear browsing data.
+     * @param tab The tab that triggered the request.
+     */
+    @CalledByNative
+    private static void openClearBrowsingData(Tab tab) {
+        Activity activity = tab.getWindowAndroid().getActivity().get();
+        if (activity == null) {
+            Log.e(TAG, "Attempting to open clear browsing data for a tab without a valid activity");
+            return;
+        }
+
+        Intent intent = createIntentForClearBrowsingDataPage(activity);
+        activity.startActivity(intent);
+    }
 }