Add helpers for creating UI components.

mojo/ui/gl_view.cc

Index: mojo/ui/gl_view.cc
diff --git a/mojo/ui/gl_view.cc b/mojo/ui/gl_view.cc
new file mode 100644
index 0000000000000000000000000000000000000000..3e7fea39dcfeefc361b33fad8c3e2bd667359ac7
--- /dev/null
+++ b/mojo/ui/gl_view.cc
@@ -0,0 +1,24 @@
+// Copyright 2015 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 "mojo/ui/gl_view.h"
+
+#include "base/logging.h"
+
+namespace mojo {
+namespace ui {
+
+GLView::GLView(
+    mojo::ApplicationImpl* app_impl,
+    const std::string& label,
+    const mojo::ui::ViewProvider::CreateViewCallback& create_view_callback)
+    : BaseView(app_impl, label, create_view_callback),
+      gl_context_owner_(mojo::MakeProxy(app_impl->CreateApplicationConnector())
+                            .get()),
+      gl_renderer_(gl_context_owner_.context()) {}
+
+GLView::~GLView() {}
+
+}  // namespace ui
+}  // namespace mojo