Reland: Update image and text color when row is selected in the chooser on Mac

chrome/browser/chooser_controller/mock_chooser_controller.h

Index: chrome/browser/chooser_controller/mock_chooser_controller.h
diff --git a/chrome/browser/chooser_controller/mock_chooser_controller.h b/chrome/browser/chooser_controller/mock_chooser_controller.h
index 5b486e3eb01db6308fb7be013d07406828762eaf..c6e144c7676c499f99bac5dad90a4628ac2c1b05 100644
--- a/chrome/browser/chooser_controller/mock_chooser_controller.h
+++ b/chrome/browser/chooser_controller/mock_chooser_controller.h
@@ -58,6 +58,8 @@ class MockChooserController : public ChooserController {
   static const int kSignalStrengthLevel2Bar;
   static const int kSignalStrengthLevel3Bar;
   static const int kSignalStrengthLevel4Bar;
+  static const int kImageColorBlack;

[Jeffrey Yasskin, 2016/09/26 22:25:46]

Since the images changed names from black/white to <nothing>/selected, maybe
call these kImageColorUnselected and kImageColorSelected.

[juncai, 2016/09/27 22:10:48]

Done.

+  static const int kImageColorWhite;
 
  private:
   void ClearAllOptions();