Move DIP translation from ui/aura to ui/compositor

chrome/browser/ui/window_snapshot/window_snapshot_aura.cc

Index: chrome/browser/ui/window_snapshot/window_snapshot_aura.cc
diff --git a/chrome/browser/ui/window_snapshot/window_snapshot_aura.cc b/chrome/browser/ui/window_snapshot/window_snapshot_aura.cc
index d17cb602e6c25e8b452c9329f07ff9f6973754a4..ba1b6e0e252048b397f4993406459c46ed2d9691 100644
--- a/chrome/browser/ui/window_snapshot/window_snapshot_aura.cc
+++ b/chrome/browser/ui/window_snapshot/window_snapshot_aura.cc
@@ -9,6 +9,7 @@
 #include "ui/aura/window.h"
 #include "ui/gfx/codec/png_codec.h"
 #include "ui/gfx/compositor/compositor.h"
+#include "ui/gfx/compositor/dip_util.h"
 #include "ui/gfx/compositor/layer.h"
 #include "ui/gfx/rect.h"
 
@@ -25,6 +26,8 @@ bool GrabWindowSnapshot(gfx::NativeWindow window,
   // the desktop.
   read_pixels_bounds.set_origin(
       snapshot_bounds.origin().Add(window->bounds().origin()));
+  read_pixels_bounds =
+      ui::ConvertRectToPixel(window->layer(), read_pixels_bounds);
 
   DCHECK_GE(compositor->size().width(), read_pixels_bounds.right());
   DCHECK_GE(compositor->size().height(), read_pixels_bounds.bottom());