Full Keyboard Access: Second Approach

chrome/browser/ui/views/apps/app_info_dialog/app_info_permissions_panel.cc

Index: chrome/browser/ui/views/apps/app_info_dialog/app_info_permissions_panel.cc
diff --git a/chrome/browser/ui/views/apps/app_info_dialog/app_info_permissions_panel.cc b/chrome/browser/ui/views/apps/app_info_dialog/app_info_permissions_panel.cc
index ff1cf502323294c6dc2ac1733a24c1dd53548771..c0f0db111f827ffaa69a19155ca91c27f71c0433 100644
--- a/chrome/browser/ui/views/apps/app_info_dialog/app_info_permissions_panel.cc
+++ b/chrome/browser/ui/views/apps/app_info_dialog/app_info_permissions_panel.cc
@@ -29,6 +29,7 @@
 #include "ui/views/layout/box_layout.h"
 #include "ui/views/layout/grid_layout.h"
 #include "ui/views/layout/layout_constants.h"
+#include "ui/views/style/platform_style.h"
 #include "ui/views/view.h"
 
 namespace {
@@ -62,7 +63,8 @@ class RevokeButton : public views::ImageButton, public views::ButtonListener {
 
     // Make the button focusable & give it alt-text so permissions can be
     // revoked using only the keyboard.
-    SetFocusable(true);
+    views::PlatformStyle::ConfigureFocus(views::PlatformStyle::CONTROL::BUTTON,
+                                         this);
     SetTooltipText(l10n_util::GetStringFUTF16(
         IDS_APPLICATION_INFO_REVOKE_PERMISSION_ALT_TEXT, permission_message));
   }