Remove AppBannerManager::event_request_id().

chrome/browser/banners/app_banner_infobar_delegate_desktop.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 CHROME_BROWSER_BANNERS_APP_BANNER_INFOBAR_DELEGATE_DESKTOP_H_
 #define CHROME_BROWSER_BANNERS_APP_BANNER_INFOBAR_DELEGATE_DESKTOP_H_
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/strings/string16.h"
@@ skipping 16 matching lines @@
 
 class AppBannerManager;
 
 class AppBannerInfoBarDelegateDesktop : public ConfirmInfoBarDelegate {
 
  public:
   static infobars::InfoBar* Create(
       content::WebContents* web_contents,
       base::WeakPtr<AppBannerManager> weak_manager,
       extensions::BookmarkAppHelper* bookmark_app_helper,
-      const content::Manifest& manifest,
-      int event_request_id);
+      const content::Manifest& manifest);
 
  private:
   AppBannerInfoBarDelegateDesktop(
       base::WeakPtr<AppBannerManager> weak_manager,
       extensions::BookmarkAppHelper* bookmark_app_helper,
-      const content::Manifest& manifest,
-      int event_request_id);
+      const content::Manifest& manifest);
   ~AppBannerInfoBarDelegateDesktop() override;
 
   // ConfirmInfoBarDelegate:
   Type GetInfoBarType() const override;
   infobars::InfoBarDelegate::InfoBarIdentifier GetIdentifier() const override;
   const gfx::VectorIcon& GetVectorIcon() const override;
   void InfoBarDismissed() override;
   base::string16 GetMessageText() const override;
   int GetButtons() const override;
   base::string16 GetButtonLabel(InfoBarButton button) const override;
   bool Accept() override;
 
   base::WeakPtr<AppBannerManager> weak_manager_;
   extensions::BookmarkAppHelper* bookmark_app_helper_;
   content::Manifest manifest_;
-  int event_request_id_;
   bool has_user_interaction_;
 
   DISALLOW_COPY_AND_ASSIGN(AppBannerInfoBarDelegateDesktop);
 };
 
 }  // namespace banners
 
 #endif  // CHROME_BROWSER_BANNERS_APP_BANNER_INFOBAR_DELEGATE_DESKTOP_H_