[MacViews] Implemented text context menu

ui/views/word_lookup_client.h

Index: ui/views/word_lookup_client.h
diff --git a/ui/views/word_lookup_client.h b/ui/views/word_lookup_client.h
index d9c200f5566728032778cb9e267d42a1d74d07fb..a76b35e01c4f47bfaf24d74ba98214a4fe9f8333 100644
--- a/ui/views/word_lookup_client.h
+++ b/ui/views/word_lookup_client.h
@@ -26,6 +26,13 @@ class VIEWS_EXPORT WordLookupClient {
                                        gfx::DecoratedText* decorated_word,
                                        gfx::Point* baseline_point) = 0;
 
+  // Retrieves the text that is currently selected with its styling
+  // information. |baseline_point| should correspond to the baseline point of
+  // the leftmost glyph of the |word| in the view's coordinates. Returns
+  // false, if no text can be retrieved.
+  virtual bool GetDecoratedTextFromSelection(gfx::DecoratedText* decorated_text,
+                                             gfx::Point* baseline_point) = 0;
+
  protected:
   virtual ~WordLookupClient() {}
 };