Do not clobber the packaged app's default opacity

chrome/browser/ui/views/apps/native_app_window_views.cc

Index: chrome/browser/ui/views/apps/native_app_window_views.cc
diff --git a/chrome/browser/ui/views/apps/native_app_window_views.cc b/chrome/browser/ui/views/apps/native_app_window_views.cc
index 9b3950f0c950cbcbb101c15d700534335ed86be8..f05bd218d93b712d61b01d1bd80df31466555f10 100644
--- a/chrome/browser/ui/views/apps/native_app_window_views.cc
+++ b/chrome/browser/ui/views/apps/native_app_window_views.cc
@@ -212,9 +212,8 @@ void NativeAppWindowViews::InitializeDefaultWindow(
   // TODO(erg): Conceptually, these are toplevel windows, but we theoretically
   // could plumb context through to here in some cases.
   init_params.top_level = true;
-  init_params.opacity = create_params.transparent_background
-                            ? views::Widget::InitParams::TRANSLUCENT_WINDOW
-                            : views::Widget::InitParams::INFER_OPACITY;
+  if (create_params.transparent_background)
+    init_params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
   init_params.keep_on_top = create_params.always_on_top;
   gfx::Rect window_bounds = create_params.bounds;
   bool position_specified =