Android: Remove GetApplicationContext part 2

components/invalidation/impl/android/java/src/org/chromium/components/invalidation/InvalidationClientService.java

 // Copyright 2013 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.components.invalidation;
 
 import android.accounts.Account;
 import android.app.PendingIntent;
 import android.content.ContentResolver;
 import android.content.Context;
@@ skipping 224 matching lines @@
     public void reissueRegistrations(byte[] clientId) {
         Set<ObjectId> desiredRegistrations = readRegistrationsFromPrefs();
         if (!desiredRegistrations.isEmpty()) {
             register(clientId, desiredRegistrations);
         }
     }
 
     @Override
     public void requestAuthToken(final PendingIntent pendingIntent,
             @Nullable String invalidAuthToken) {
-        @Nullable Account account = ChromeSigninController.get(this).getSignedInUser();
+        @Nullable
+        Account account = ChromeSigninController.get().getSignedInUser();
         if (account == null) {
             // This should never happen, because this code should only be run if a user is
             // signed-in.
             Log.w(TAG, "No signed-in user; cannot send message to data center");
             return;
         }
 
         // Attempt to retrieve a token for the user. This method will also invalidate
         // invalidAuthToken if it is non-null.
-        AccountManagerHelper.get(this).getNewAuthToken(account, invalidAuthToken,
+        AccountManagerHelper.get().getNewAuthToken(account, invalidAuthToken,
                 getOAuth2ScopeWithType(), new AccountManagerHelper.GetAuthTokenCallback() {
                     @Override
                     public void tokenAvailable(String token) {
                         setAuthToken(InvalidationClientService.this.getApplicationContext(),
                                 pendingIntent, token, getOAuth2ScopeWithType());
                     }
 
                     @Override
                     public void tokenUnavailable(boolean isTransientError) {}
                 });
@@ skipping 205 matching lines @@
      */
     private void requestSync(@Nullable ObjectId objectId, long version, @Nullable String payload) {
         int objectSource = 0;
         String objectName = null;
         if (objectId != null) {
             objectName = new String(objectId.getName());
             objectSource = objectId.getSource();
         }
         Bundle bundle =
                 PendingInvalidation.createBundle(objectName, objectSource, version, payload);
-        Account account = ChromeSigninController.get(this).getSignedInUser();
+        Account account = ChromeSigninController.get().getSignedInUser();
         String contractAuthority = AndroidSyncSettings.getContractAuthority(this);
         requestSyncFromContentResolver(bundle, account, contractAuthority);
     }
 
     /**
      * Calls {@link ContentResolver#requestSync(Account, String, Bundle)} to trigger a sync. Split
      * into a separate method so that it can be overriden in tests.
      */
     @VisibleForTesting
     void requestSyncFromContentResolver(
@@ skipping 57 matching lines @@
             try {
                 startService(intent);
             } catch (IllegalStateException exception) {
                 Log.e(TAG, "Failed to start service from exception: ", exception);
             }
         } else {
             startService(intent);
         }
     }
 }