MacViewsBrowser: Provide a stub for ChromeExtensionChooserDialog::ShowDialog()

chrome/browser/ui/views/browser_dialogs_views.cc

Index: chrome/browser/ui/views/browser_dialogs_views.cc
diff --git a/chrome/browser/ui/views/browser_dialogs_views.cc b/chrome/browser/ui/views/browser_dialogs_views.cc
index 3aeb502bd31405a882f2b8f3a5f03929755c78a2..75149bdf0c57d8b9a2053c758ec673e13c90bd43 100644
--- a/chrome/browser/ui/views/browser_dialogs_views.cc
+++ b/chrome/browser/ui/views/browser_dialogs_views.cc
@@ -5,6 +5,7 @@
 #include "chrome/browser/ui/browser_dialogs.h"
 
 #include "chrome/browser/extensions/api/chrome_device_permissions_prompt.h"
+#include "chrome/browser/extensions/chrome_extension_chooser_dialog.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/ui/login/login_handler.h"
 #include "chrome/browser/ui/views/new_task_manager_view.h"
@@ -41,6 +42,12 @@ void ChromeDevicePermissionsPrompt::ShowDialog() {
   ShowDialogViews();
 }
 
+// TODO(juncai): Move this to the toolkit-views implementation file of this
+// dialog when it is implemented.
+void ChromeExtensionChooserDialog::ShowDialog(
+    ChooserController* chooser_controller) const {
+}
+
 namespace chrome {
 
 ui::TableModel* ShowTaskManager(Browser* browser) {