MacViews: Correct behavior of move and select commands when selection direction changes.

ui/views/controls/textfield/textfield_model.h

Index: ui/views/controls/textfield/textfield_model.h
diff --git a/ui/views/controls/textfield/textfield_model.h b/ui/views/controls/textfield/textfield_model.h
index 135524e289a44035be219830cdb0e1044f7febf1..5f4ddaf711f41ae6665dbc65a98229d893e7cc57 100644
--- a/ui/views/controls/textfield/textfield_model.h
+++ b/ui/views/controls/textfield/textfield_model.h
@@ -114,7 +114,14 @@ class VIEWS_EXPORT TextfieldModel {
   // The current composition text will be confirmed.
   void MoveCursor(gfx::BreakType break_type,
                   gfx::VisualCursorDirection direction,
-                  bool select);
+                  bool select,
+                  gfx::SelectionReversedBehavior select_behavior);
+
+  void MoveCursor(gfx::BreakType break_type,
+                  gfx::VisualCursorDirection direction,
+                  bool select) {
+    MoveCursor(break_type, direction, select, gfx::SELECTION_DEFAULT);
+  }
 
   // Updates the cursor to the specified selection model. Any composition text
   // will be confirmed, which may alter the specified selection range start.