[MacViews] Implemented text context menu

ui/gfx/render_text.cc

Index: ui/gfx/render_text.cc
diff --git a/ui/gfx/render_text.cc b/ui/gfx/render_text.cc
index 3b36ea0b3fea9d6ad80cce7cdc52272976169f97..aea95995c7b0b7ddddd4facc5f194cdfe11f5a2d 100644
--- a/ui/gfx/render_text.cc
+++ b/ui/gfx/render_text.cc
@@ -1028,9 +1028,10 @@ Vector2d RenderText::GetLineOffset(size_t line_number) {
   return offset;
 }
 
-bool RenderText::GetDecoratedWordAtPoint(const Point& point,
-                                         DecoratedText* decorated_word,
-                                         Point* baseline_point) {
+bool RenderText::GetDecoratedWordAndBaselineAtPoint(
+    const Point& point,
+    DecoratedText* decorated_word,
+    Point* baseline_point) {
   if (obscured())
     return false;
 
@@ -1045,9 +1046,19 @@ bool RenderText::GetDecoratedWordAtPoint(const Point& point,
   DCHECK(!word_range.is_reversed());
   DCHECK(!word_range.is_empty());
 
+  return GetDecoratedTextAndBaselineForRange(word_range, decorated_word,
+                                             baseline_point);
+}
+
+bool RenderText::GetDecoratedTextAndBaselineForRange(
+    const Range& word_range,
+    DecoratedText* decorated_text,
+    Point* baseline_point) {
+  EnsureLayout();
+
   const std::vector<Rect> word_bounds = GetSubstringBounds(word_range);
   if (word_bounds.empty() ||
-      !GetDecoratedTextForRange(word_range, decorated_word)) {
+      !GetDecoratedTextForRange(word_range, decorated_text)) {
     return false;
   }