Clear user's input and manually picked suggestion

Change-Id: I7bbad73b87a9341440621489db7fbdb4ad81c7f6
diff --git a/java/src/com/android/inputmethod/latin/LatinImeLogger.java b/java/src/com/android/inputmethod/latin/LatinImeLogger.java
index 002a344..fd2ae22 100644
--- a/java/src/com/android/inputmethod/latin/LatinImeLogger.java
+++ b/java/src/com/android/inputmethod/latin/LatinImeLogger.java
@@ -342,6 +342,10 @@
     // TODO: Handle CharSequence instead of String
     public static void logOnClickSuggestion(String before, String after, int position) {
         if (sLogEnabled) {
+            if (before.equals(after)) {
+                before = "";
+                after = "";
+            }
             String[] strings = new String[] {before, after, String.valueOf(position)};
             sLatinImeLogger.sendLogToDropBox(ID_CLICKSUGGESTION, strings);
         }