Move the web dialogs code to src/ui/web_dialogs from src/chrome

chrome/browser/ui/webui/web_dialog_controller.h

Index: chrome/browser/ui/webui/web_dialog_controller.h
diff --git a/chrome/browser/ui/webui/web_dialog_controller.h b/chrome/browser/ui/webui/web_dialog_controller.h
index ef36111ab503003377f0787d94c09c3a59262c81..7188a384a4901fa4ed02225dcfb0d094bf91873b 100644
--- a/chrome/browser/ui/webui/web_dialog_controller.h
+++ b/chrome/browser/ui/webui/web_dialog_controller.h
@@ -6,9 +6,9 @@
 #define CHROME_BROWSER_UI_WEBUI_WEB_DIALOG_CONTROLLER_H_
 #pragma once
 
-#include "chrome/browser/ui/webui/web_dialog_ui.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "ui/web_dialogs/web_dialog_ui.h"
 
 class Browser;
 class Profile;
@@ -18,7 +18,7 @@ class Profile;
 // avoid using an old Profile object.
 class WebDialogController : public content::NotificationObserver {
  public:
-   WebDialogController(WebDialogDelegate* delegate,
+   WebDialogController(ui::WebDialogDelegate* delegate,
                        Profile* profile,
                        Browser* browser);
 
@@ -30,7 +30,7 @@ class WebDialogController : public content::NotificationObserver {
  private:
   // The delegate controlled by this instance. This class is owned by the
   // delegate.
-  WebDialogDelegate* dialog_delegate_;
+  ui::WebDialogDelegate* dialog_delegate_;
 
   // Used for notification of parent browser closing.
   content::NotificationRegistrar registrar_;