Fixes ContactLoaderTests.

The tests require an AccountTypeManager to work.

Add a way to support this in the ContactsMockContext and inject a mock
in the setUp of this test.

Bug: 5162385
Change-Id: I36c14845396ab6eeba212b5f6b7098785e71d86b
diff --git a/src/com/android/contacts/ContactLoader.java b/src/com/android/contacts/ContactLoader.java
index ceaa246..b49a357 100644
--- a/src/com/android/contacts/ContactLoader.java
+++ b/src/com/android/contacts/ContactLoader.java
@@ -1117,7 +1117,7 @@
             final ContentValues entityValues = entity.getEntityValues();
             final String type = entityValues.getAsString(RawContacts.ACCOUNT_TYPE);
             final String dataSet = entityValues.getAsString(RawContacts.DATA_SET);
-            final AccountType accountType = AccountTypeManager.getInstance(context ).getAccountType(
+            final AccountType accountType = AccountTypeManager.getInstance(context).getAccountType(
                     type, dataSet);
             final String serviceName = accountType.getViewContactNotifyServiceClassName();
             final String resPackageName = accountType.resPackageName;