Full Keyboard Access: Second Approach

chrome/browser/ui/views/toolbar/app_menu.cc

Index: chrome/browser/ui/views/toolbar/app_menu.cc
diff --git a/chrome/browser/ui/views/toolbar/app_menu.cc b/chrome/browser/ui/views/toolbar/app_menu.cc
index 5cee86832ae3396e4b4c76212220bbd13796c8b4..cd66c1a3dbbb10eb42b62741c7d3b22bec3c9f77 100644
--- a/chrome/browser/ui/views/toolbar/app_menu.cc
+++ b/chrome/browser/ui/views/toolbar/app_menu.cc
@@ -65,6 +65,7 @@
 #include "ui/views/controls/menu/menu_runner.h"
 #include "ui/views/controls/menu/menu_scroll_view_container.h"
 #include "ui/views/controls/menu/submenu_view.h"
+#include "ui/views/style/platform_style.h"
 #include "ui/views/widget/widget.h"
 
 using base::UserMetricsAction;
@@ -284,7 +285,8 @@ class InMenuButton : public LabelButton {
   ~InMenuButton() override {}
 
   void Init(InMenuButtonBackground::ButtonType type) {
-    SetFocusable(true);
+    views::PlatformStyle::ConfigureFocus(
+        views::PlatformStyle::CONTROL::IN_MENU_BUTTON, this);
     set_request_focus_on_press(false);
     SetHorizontalAlignment(gfx::ALIGN_CENTER);
 
@@ -553,7 +555,9 @@ class AppMenu::ZoomView : public AppMenuView {
             IDR_FULLSCREEN_MENU_BUTTON);
     fullscreen_button_->SetImage(ImageButton::STATE_NORMAL, full_screen_image);
 
-    fullscreen_button_->SetFocusable(true);
+    views::PlatformStyle::ConfigureFocus(
+        views::PlatformStyle::CONTROL::IN_MENU_BUTTON, fullscreen_button_);
+
     fullscreen_button_->set_request_focus_on_press(false);
     fullscreen_button_->set_tag(fullscreen_index);
     fullscreen_button_->SetImageAlignment(