Enables the user to select multiple languages for spellchecking (UI)

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index ea84a6676a8a51ca2cc7b99bd899a80151c93208..cbf7271da5d63b91a3a01747927e7430aa890740 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -1458,6 +1458,10 @@ const char kPluginMessageResponseTimeout[] =
 // String which represents the dictionary name for our spell-checker.
 const char kSpellCheckDictionary[] = "spellcheck.dictionary";
 
+// String which represents the comma-delimited dictionary names for our
+// spell-checker.
+const char kSpellCheckDictionaries[] = "spellcheck.dictionaries";
+
 // String which represents whether we use the spelling service.
 const char kSpellCheckUseSpellingService[] = "spellcheck.use_spelling_service";