Convert app banners to use Mojo.

third_party/WebKit/Source/modules/app_banner/AppBannerController.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef AppBannerController_h
 #define AppBannerController_h
 
 #include "modules/ModulesExport.h"
 #include "wtf/Allocator.h"
-#include "wtf/Noncopyable.h"
 
 namespace blink {
 
-enum class WebAppBannerPromptReply;
+namespace mojom {
+enum class AppBannerPromptReply;
+}
+
 class LocalFrame;
-class WebAppBannerClient;
 class WebString;
 template <typename T>
 class WebVector;
 
 // FIXME: unless userChoice ends up implemented, this class should not exist and
 // a regular static method could be used instead.
 class MODULES_EXPORT AppBannerController final {
   STATIC_ONLY(AppBannerController);
 
  public:
-  static void willShowInstallBannerPrompt(int requestId,
-                                          WebAppBannerClient*,
-                                          LocalFrame*,
+  static void willShowInstallBannerPrompt(LocalFrame*,
+                                          int requestId,
                                           const WebVector<WebString>& platforms,
-                                          WebAppBannerPromptReply*);
+                                          mojom::AppBannerPromptReply*);
 };
 
 }  // namespace blink
 
 #endif  // AppBannerController_h