Very simple refactoring

Bug: 8864306
Change-Id: I5c9b118cb6a8eb59efc52d5534b10fcab93182d6
diff --git a/java/src/com/android/inputmethod/latin/RichInputConnection.java b/java/src/com/android/inputmethod/latin/RichInputConnection.java
index 8264f6a..c6193fa 100644
--- a/java/src/com/android/inputmethod/latin/RichInputConnection.java
+++ b/java/src/com/android/inputmethod/latin/RichInputConnection.java
@@ -139,13 +139,17 @@
         if (DEBUG_PREVIOUS_TEXT) checkConsistencyForDebug();
     }
 
-    public void resetCachesUponCursorMove(final int newCursorPosition,
-            final boolean shouldFinishComposition) {
-        mCurrentCursorPosition = newCursorPosition;
+    private void refreshCache() {
         mComposingText.setLength(0);
         mCommittedTextBeforeComposingText.setLength(0);
         final CharSequence textBeforeCursor = getTextBeforeCursor(DEFAULT_TEXT_CACHE_SIZE, 0);
         if (null != textBeforeCursor) mCommittedTextBeforeComposingText.append(textBeforeCursor);
+    }
+
+    public void resetCachesUponCursorMove(final int newCursorPosition,
+            final boolean shouldFinishComposition) {
+        mCurrentCursorPosition = newCursorPosition;
+        refreshCache();
         if (null != mIC && shouldFinishComposition) {
             mIC.finishComposingText();
             if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {