Added text filtering to Overview Mode

ui/views/controls/textfield/textfield.h

Index: ui/views/controls/textfield/textfield.h
diff --git a/ui/views/controls/textfield/textfield.h b/ui/views/controls/textfield/textfield.h
index e8361774a943830d0a4947204c4de0c6821884d7..a3d8f9909615f2653241f1d2cbd90f348b63efc8 100644
--- a/ui/views/controls/textfield/textfield.h
+++ b/ui/views/controls/textfield/textfield.h
@@ -120,6 +120,9 @@ class VIEWS_EXPORT Textfield : public View,
   void SetSelectionBackgroundColor(SkColor color);
   void UseDefaultSelectionBackgroundColor();
 
+  // Set drop shadows underneath the text.
+  void set_shadows(const gfx::ShadowValues& shadows) { shadows_ = shadows; }
+
   // Gets/Sets whether or not the cursor is enabled.
   bool GetCursorEnabled() const;
   void SetCursorEnabled(bool enabled);
@@ -428,6 +431,9 @@ class VIEWS_EXPORT Textfield : public View,
   base::RepeatingTimer<Textfield> cursor_repaint_timer_;
   bool cursor_visible_;
 
+  // List of drop shadows that are applied to the text.
+  gfx::ShadowValues shadows_;
+
   // The drop cursor is a visual cue for where dragged text will be dropped.
   bool drop_cursor_visible_;
   gfx::SelectionModel drop_cursor_position_;