Renaming AccountTypes to AccountTypeManager.

The intent is to turn it into a "system service" of sorts.

Change-Id: I047d70a2e59978c05916965ef0c0d9f18abc55e6
diff --git a/src/com/android/contacts/ContactsApplication.java b/src/com/android/contacts/ContactsApplication.java
index 8cbdfbf..4911fc0 100644
--- a/src/com/android/contacts/ContactsApplication.java
+++ b/src/com/android/contacts/ContactsApplication.java
@@ -16,7 +16,7 @@
 
 package com.android.contacts;
 
-import com.android.contacts.model.AccountTypes;
+import com.android.contacts.model.AccountTypeManager;
 import com.android.contacts.test.InjectedServices;
 
 import android.app.Application;
@@ -54,7 +54,7 @@
         // Priming caches to placate the StrictMode police
         Context context = getApplicationContext();
         PreferenceManager.getDefaultSharedPreferences(context);
-        AccountTypes.getInstance(context);
+        AccountTypeManager.getInstance(context);
 
         StrictMode.setThreadPolicy(
                 new StrictMode.ThreadPolicy.Builder().detectAll().penaltyLog().build());