cros: Initial structure for views-based lock.

ash/login/views/lock_contents_view.cc

Index: ash/login/views/lock_contents_view.cc
diff --git a/ash/login/views/lock_contents_view.cc b/ash/login/views/lock_contents_view.cc
new file mode 100644
index 0000000000000000000000000000000000000000..5c557b9783ceb84b947c9aa3e3b75496268312cc
--- /dev/null
+++ b/ash/login/views/lock_contents_view.cc
@@ -0,0 +1,40 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ash/login/views/lock_contents_view.h"
+
+#include "base/strings/utf_string_conversions.h"
+#include "ui/views/background.h"
+#include "ui/views/border.h"
+#include "ui/views/layout/box_layout.h"
+
+namespace ash {
+
+LockContentsView::LockContentsView() {
+  auto* layout = new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0);
+  SetLayoutManager(layout);
+
+  views::Label* label = new views::Label();
+  label->SetBorder(views::CreateEmptyBorder(2, 3, 4, 5));
+  label->set_background(views::Background::CreateThemedSolidBackground(
+      label, ui::NativeTheme::kColorId_BubbleBackground));
+  label->SetText(base::ASCIIToUTF16("User"));
+  AddChildView(label);
+
+  unlock_button_ =
+      views::MdTextButton::Create(this, base::ASCIIToUTF16("Unlock"));
+  AddChildView(unlock_button_);
+}
+
+LockContentsView::~LockContentsView() {}
+
+void LockContentsView::ButtonPressed(views::Button* sender,
+                                     const ui::Event& event) {
+  DCHECK(unlock_button_ == sender);
+
+  // TODO: Run mojo call that talks to backend which unlocks the device.
+  NOTIMPLEMENTED();
+}
+
+}  // namespace ash