cros: Initial structure for views-based lock.

chrome/browser/chromeos/login/ui/lock_window.cc

Index: chrome/browser/chromeos/login/ui/lock_window.cc
diff --git a/chrome/browser/chromeos/login/ui/lock_window.cc b/chrome/browser/chromeos/login/ui/lock_window.cc
index c810969bf7f60444fbb15348b8c1c2c10633da4b..a2c30f7edbeb0a387c3842a7b02e93f0b48e118b 100644
--- a/chrome/browser/chromeos/login/ui/lock_window.cc
+++ b/chrome/browser/chromeos/login/ui/lock_window.cc
@@ -14,8 +14,7 @@
 
 namespace chromeos {
 
-LockWindow::LockWindow(views::View* initially_focused_view)
-    : initially_focused_view_(initially_focused_view) {
+LockWindow::LockWindow() {
   ui::GestureRecognizer::Get()->CancelActiveTouchesExcept(nullptr);
 
   views::Widget::InitParams params(
@@ -47,7 +46,8 @@ const views::Widget* LockWindow::GetWidget() const {
 }
 
 views::View* LockWindow::GetInitiallyFocusedView() {
-  return initially_focused_view_;
+  // There are multiple GetContentsView definitions; use the views::Widget one.
+  return views::Widget::GetContentsView();
 }
 
 }  // namespace chromeos