Use different contacts dict name for spell checker.

Bug: 13630847
Change-Id: I016a464890d5e63794fb1288b4ce7b09adffc453

java/src/com/android/inputmethod/latin/ContactsBinaryDictionary.java

@@ -77,7 +77,12 @@ public class ContactsBinaryDictionary extends ExpandableBinaryDictionary {
 
     public ContactsBinaryDictionary(final Context context, final Locale locale,
             final File dictFile) {
-        super(context, getDictName(NAME, locale, dictFile), locale, Dictionary.TYPE_CONTACTS,
+        this(context, locale, dictFile, NAME);
+    }
+
+    protected ContactsBinaryDictionary(final Context context, final Locale locale,
+            final File dictFile, final String name) {
+        super(context, getDictName(name, locale, dictFile), locale, Dictionary.TYPE_CONTACTS,
                 dictFile);
         mLocale = locale;
         mUseFirstLastBigrams = useFirstLastBigramsForLocale(locale);

java/src/com/android/inputmethod/latin/spellcheck/SynchronouslyLoadedContactsBinaryDictionary.java

@@ -27,10 +27,11 @@ import java.util.ArrayList;
 import java.util.Locale;
 
 public final class SynchronouslyLoadedContactsBinaryDictionary extends ContactsBinaryDictionary {
+    private static final String NAME = "spellcheck_contacts";
     private final Object mLock = new Object();
 
     public SynchronouslyLoadedContactsBinaryDictionary(final Context context, final Locale locale) {
-        super(context, locale);
+        super(context, locale, null /* dictFile */, NAME);
     }
 
     @Override