Making ShowExtensionInstallDialog a callback

chrome/browser/ui/gtk/extensions/extension_install_dialog_gtk.cc

Index: chrome/browser/ui/gtk/extensions/extension_install_dialog_gtk.cc
diff --git a/chrome/browser/ui/gtk/extensions/extension_install_dialog_gtk.cc b/chrome/browser/ui/gtk/extensions/extension_install_dialog_gtk.cc
index f8db72cfdfd798c2a7643c7c63fa58837405dd11..3ccac71e2fa9e9d96c214e039f3ee477ca1e1947 100644
--- a/chrome/browser/ui/gtk/extensions/extension_install_dialog_gtk.cc
+++ b/chrome/browser/ui/gtk/extensions/extension_install_dialog_gtk.cc
@@ -8,7 +8,7 @@
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/bundle_installer.h"
-#include "chrome/browser/extensions/extension_install_dialog.h"
+#include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/gtk/browser_window_gtk.h"
 #include "chrome/browser/ui/gtk/gtk_chrome_link_button.h"
@@ -383,6 +383,8 @@ GtkWidget* ExtensionInstallDialog::CreateWidgetForIssueAdvice(
 
 }  // namespace browser
 
+namespace {
+
 void ShowExtensionInstallDialogImpl(
     gfx::NativeWindow parent,
     content::PageNavigator* navigator,
@@ -390,3 +392,11 @@ void ShowExtensionInstallDialogImpl(
     const ExtensionInstallPrompt::Prompt& prompt) {
   new browser::ExtensionInstallDialog(parent, navigator, delegate, prompt);
 }
+
+}  // namespace
+
+// static
+ExtensionInstallPrompt::ShowDialogCallback
+ExtensionInstallPrompt::GetDefaultShowDialogCallback() {
+  return base::Bind(&ShowExtensionInstallDialogImpl);
+}