Offers suggestions for each language that marks a word misspelled.

chrome/renderer/spellchecker/spellcheck.h

Index: chrome/renderer/spellchecker/spellcheck.h
diff --git a/chrome/renderer/spellchecker/spellcheck.h b/chrome/renderer/spellchecker/spellcheck.h
index 078e202c68df39bcfd4e61a32611ab556e814f6e..5a5bbc6b5183581545b801e7bb688b576ec33994 100644
--- a/chrome/renderer/spellchecker/spellcheck.h
+++ b/chrome/renderer/spellchecker/spellcheck.h
@@ -121,6 +121,13 @@ class SpellCheck : public content::RenderProcessObserver,
    FRIEND_TEST_ALL_PREFIXES(SpellCheckTest,
        RequestSpellCheckMultipleTimesWithoutInitialization);
 
+   // Evenly fill |optional_suggestions| with a maximum of 5 suggestions from

[please use gerrit instead, 2015/08/20 22:14:27]

Specify the constant name instead of 5. If we update the constant to 4, no one
will bother to update this comment, so it will be out of date.

[Julius, 2015/08/21 00:39:19]

Done.

+   // |suggestions_list|. suggestions_list[i][j] is the j-th suggestion from
+   // the i-th language's suggestions. |optional_suggestions| cannot be null.
+   static void FillSuggestions(
+       const std::vector<std::vector<base::string16>>& suggestions_list,
+       std::vector<base::string16>* optional_suggestions);
+
   // RenderProcessObserver implementation:
    bool OnControlMessageReceived(const IPC::Message& message) override;