Remove unused method.

Change-Id: Iefb75136080e73c357511df045816f18cec767a6

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

@@ -261,11 +261,6 @@ public class ContactsBinaryDictionary extends ExpandableBinaryDictionary {
         return end;
     }
 
-    @Override
-    protected boolean needsToReloadAfterCreation() {
-        return true;
-    }
-
     @Override
     protected boolean haveContentsChanged() {
         final long startTime = SystemClock.uptimeMillis();

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

@@ -482,12 +482,6 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
         }
     }
 
-    /**
-     * Abstract method for checking if it is required to reload the dictionary before writing
-     * a binary dictionary.
-     */
-    abstract protected boolean needsToReloadAfterCreation();
-
     /**
      * Create a new binary dictionary and load initial contents.
      */

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

@@ -269,9 +269,4 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary {
     protected boolean haveContentsChanged() {
         return true;
     }
-
-    @Override
-    protected boolean needsToReloadAfterCreation() {
-        return true;
-    }
 }

java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java

@@ -91,11 +91,6 @@ public abstract class DecayingExpandableBinaryDictionaryBase extends ExpandableB
         return false;
     }
 
-    @Override
-    protected boolean needsToReloadAfterCreation() {
-        return false;
-    }
-
     public void addMultipleDictionaryEntriesToDictionary(
             final ArrayList<LanguageModelParam> languageModelParams,
             final ExpandableBinaryDictionary.AddMultipleDictionaryEntriesCallback callback) {