Disconnect app data search client after fetching all data.

Bug: 13138201
Change-Id: Ibaa3c2c22a4fe44ea23e92ce8576141bbad09b12

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

@@ -232,6 +232,12 @@ public class DictionaryFacilitatorForSuggest {
         return null != mPersonalizationDictionary;
     }
 
+    public void flushPersonalizationDictionary() {
+        if (hasPersonalizationDictionary()) {
+            mPersonalizationDictionary.flush();
+        }
+    }
+
     public void waitForLoadingMainDictionary(final long timeout, final TimeUnit unit)
             throws InterruptedException {
         mLatchForWaitingLoadingMainDictionary.await(timeout, unit);

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

@@ -68,6 +68,11 @@ public abstract class DecayingExpandableBinaryDictionaryBase extends ExpandableB
             dumpAllWordsForDebug();
         }
         // Flush pending writes.
+        flush();
+        // TODO: Quit depending on finalize() and really close the dictionary file.
+    }
+
+    public void flush() {
         asyncFlushBinaryDictionary();
     }