Linux: Stack autocomplete popup window directly on top of the browser's tople...

chrome/browser/autocomplete/autocomplete_popup_view_gtk.cc

Index: chrome/browser/autocomplete/autocomplete_popup_view_gtk.cc
===================================================================
--- chrome/browser/autocomplete/autocomplete_popup_view_gtk.cc	(revision 29084)
+++ chrome/browser/autocomplete/autocomplete_popup_view_gtk.cc	(working copy)
@@ -18,13 +18,14 @@
 #include "base/string_util.h"
 #include "chrome/browser/autocomplete/autocomplete.h"
 #include "chrome/browser/autocomplete/autocomplete_edit.h"
-#include "chrome/browser/autocomplete/autocomplete_edit_view.h"
+#include "chrome/browser/autocomplete/autocomplete_edit_view_gtk.h"
 #include "chrome/browser/autocomplete/autocomplete_popup_model.h"
 #include "chrome/browser/bubble_positioner.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_model.h"
+#include "chrome/common/gtk_util.h"
 #include "chrome/common/notification_service.h"
 #include "grit/theme_resources.h"
 
@@ -345,6 +346,7 @@
   gtk_window_move(GTK_WINDOW(window_), rect.x(), rect.y());
   gtk_widget_set_size_request(window_, rect.width(), rect.height());
   gtk_widget_show(window_);
+  StackWindow();
   opened_ = true;
 }
 
@@ -353,6 +355,14 @@
   opened_ = false;
 }
 
+void AutocompletePopupViewGtk::StackWindow() {
+  gfx::NativeView edit_view = edit_view_->GetNativeView();
+  DCHECK(GTK_IS_WIDGET(edit_view));
+  GtkWidget* toplevel = gtk_widget_get_toplevel(edit_view);
+  DCHECK(GTK_WIDGET_TOPLEVEL(toplevel));
+  gtk_util::StackPopupWindow(window_, toplevel);
+}
+
 size_t AutocompletePopupViewGtk::LineFromY(int y) {
   size_t line = std::max(y - kBorderThickness, 0) / kHeightPerResult;
   return std::min(line, model_->result().size() - 1);