Don't draw red underline for manually picked words that came from bigram prediction

Change-Id: I544680c8b4b1baff71bd08168630a34e803c40b9

java/src/com/android/inputmethod/compat/SuggestionSpanUtils.java

@@ -136,6 +136,8 @@ public class SuggestionSpanUtils {
                 ? (OBJ_FLAG_EASY_CORRECT | OBJ_FLAG_MISSPELLED)
                 : 0;
 
+        // TODO: We should avoid adding suggestion span candidates that came from the bigram
+        // prediction.
         final Object[] args =
                 { context, null, suggestionsList.toArray(new String[suggestionsList.size()]), flag,
                         (Class<?>) SuggestionSpanPickedNotificationReceiver.class };

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

@@ -261,7 +261,9 @@ public class Suggest implements Dictionary.WordCallback {
         SuggestedWordInfo.removeDups(mSuggestions);
 
         return new SuggestedWords(mSuggestions,
-                false /* typedWordValid */,
+                // TODO: Just assuming the suggestions that came from the bigram prediction are
+                // valid now. Need to assign a correct value for typedWordValid.
+                true /* typedWordValid */,
                 false /* hasAutoCorrectionCandidate */,
                 false /* allowsToBeAutoCorrected */,
                 false /* isPunctuationSuggestions */,