Snap content to the top level window on chromeos

content/browser/renderer_host/render_widget_host_view_aura.cc

Index: content/browser/renderer_host/render_widget_host_view_aura.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.cc b/content/browser/renderer_host/render_widget_host_view_aura.cc
index 31a75142e24b8a68f7f72cbd9fc769958845f29f..d86c6e617accef225cec7e242ab5afb06eeb7629 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.cc
+++ b/content/browser/renderer_host/render_widget_host_view_aura.cc
@@ -2588,7 +2588,12 @@ void RenderWidgetHostViewAura::SnapToPhysicalPixelBoundary() {
   // to avoid the web contents area looking blurry we translate the web contents
   // in the +x, +y direction to land on the nearest pixel boundary. This may
   // cause the bottom and right edges to be clipped slightly, but that's ok.
+#if defined(OS_CHROMEOS)
+  aura::Window* snapped = window_->GetToplevelWindow();
+#else
   aura::Window* snapped = window_->GetRootWindow();
+#endif

[sadrul, 2016/06/09 02:57:04]

It may be OK to use GetToplevelWindow() on non-chromeos platforms too.

+
   if (snapped && snapped != window_)
     ui::SnapLayerToPhysicalPixelBoundary(snapped->layer(), window_->layer());