refactor: rename the atom directory to shell

shell/browser/ui/views/native_frame_view.cc

@@ -0,0 +1,28 @@
+// Copyright (c) 2015 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/browser/ui/views/native_frame_view.h"
+
+#include "atom/browser/native_window.h"
+
+namespace atom {
+
+const char NativeFrameView::kViewClassName[] = "AtomNativeFrameView";
+
+NativeFrameView::NativeFrameView(NativeWindow* window, views::Widget* widget)
+    : views::NativeFrameView(widget), window_(window) {}
+
+gfx::Size NativeFrameView::GetMinimumSize() const {
+  return window_->GetMinimumSize();
+}
+
+gfx::Size NativeFrameView::GetMaximumSize() const {
+  return window_->GetMaximumSize();
+}
+
+const char* NativeFrameView::GetClassName() const {
+  return kViewClassName;
+}
+
+}  // namespace atom