Further improvements to spell checking support (issue #137).

- Add "Add to dictionary" context menu option.
- Use available translations for "Add to dictionary" and "No spelling suggestions".
- Fix placement of context menu separators.
- Display the "No spelling suggestions" option as grayed out.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@1879 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

include/capi/cef_browser_capi.h

@@ -367,6 +367,12 @@ typedef struct _cef_browser_host_t {
   void (CEF_CALLBACK *replace_misspelling)(struct _cef_browser_host_t* self,
       const cef_string_t* word);
 
+  ///
+  // Add the specified |word| to the spelling dictionary.
+  ///
+  void (CEF_CALLBACK *add_word_to_dictionary)(struct _cef_browser_host_t* self,
+      const cef_string_t* word);
+
   ///
   // Returns true (1) if window rendering is disabled.
   ///

include/cef_browser.h

@@ -413,6 +413,12 @@ class CefBrowserHost : public virtual CefBase {
   /*--cef()--*/
   virtual void ReplaceMisspelling(const CefString& word) =0;
 
+  ///
+  // Add the specified |word| to the spelling dictionary.
+  ///
+  /*--cef()--*/
+  virtual void AddWordToDictionary(const CefString& word) =0;
+
   ///
   // Returns true if window rendering is disabled.
   ///

include/internal/cef_types.h

@@ -1308,6 +1308,7 @@ typedef enum {
   MENU_ID_SPELLCHECK_SUGGESTION_4        = 204,
   MENU_ID_SPELLCHECK_SUGGESTION_LAST     = 204,
   MENU_ID_NO_SPELLING_SUGGESTIONS        = 205,
+  MENU_ID_ADD_TO_DICTIONARY              = 206,
 
   // All user-defined menu IDs should come between MENU_ID_USER_FIRST and
   // MENU_ID_USER_LAST to avoid overlapping the Chromium and CEF ID ranges