Enable keyboard navigation for Desktopcapture window selection dialog

chrome/browser/ui/views/desktop_media_picker_views.cc

Index: chrome/browser/ui/views/desktop_media_picker_views.cc
diff --git a/chrome/browser/ui/views/desktop_media_picker_views.cc b/chrome/browser/ui/views/desktop_media_picker_views.cc
index bfc4479c545fe3c63724fc9508d5b69158dbd6ea..f789710c9c78acd6f3eab404e0450d2eb9ea57ea 100644
--- a/chrome/browser/ui/views/desktop_media_picker_views.cc
+++ b/chrome/browser/ui/views/desktop_media_picker_views.cc
@@ -421,6 +421,10 @@ DesktopMediaPickerDialogView::DesktopMediaPickerDialogView(
     widget->Show();
   }
 
+  // Enable and request keyboard focus

[Sergey Ulanov, 2015/09/14 20:59:24]

Please add . at the end of the sentence.

[gyzhou, 2015/09/14 22:51:29]

Done.

+  SetFocusable(true);
+  RequestFocus();
+
   // If the picker is not modal to the calling web contents then it is displayed
   // in its own top-level window, so in that case it needs to be filtered out of
   // the list of top-level windows available for capture, and to achieve that