apps: Move chrome's ShellWindowFrameView into apps/

chrome/browser/ui/gtk/apps/native_app_window_gtk.cc

Index: chrome/browser/ui/gtk/apps/native_app_window_gtk.cc
diff --git a/chrome/browser/ui/gtk/apps/native_app_window_gtk.cc b/chrome/browser/ui/gtk/apps/native_app_window_gtk.cc
index 9560d66c32c6a4f35ba4736a9057e03fe4ecfacd..976af73884045a93b234fd024c45b5783923649f 100644
--- a/chrome/browser/ui/gtk/apps/native_app_window_gtk.cc
+++ b/chrome/browser/ui/gtk/apps/native_app_window_gtk.cc
@@ -604,6 +604,8 @@ gboolean NativeAppWindowGtk::OnButtonPress(GtkWidget* widget,
   return FALSE;
 }
 
+// NativeAppWindow implementation:
+
 void NativeAppWindowGtk::SetFullscreen(bool fullscreen) {
   content_thinks_its_fullscreen_ = fullscreen;
   if (fullscreen){
@@ -665,3 +667,11 @@ void NativeAppWindowGtk::UpdateDraggableRegions(
 
   draggable_region_.reset(ShellWindow::RawDraggableRegionsToSkRegion(regions));
 }
+
+SkRegion* NativeAppWindowGtk::GetDraggableRegion() const {
+  return draggable_region_.get();
+}
+
+bool NativeAppWindowGtk::IsFrameless() const {
+  return frameless_;
+}