Make GroupedPermissionInfoBarDelegate's methods call through PermissionPromptAndroid

chrome/browser/permissions/permission_prompt_android.cc

 // Copyright 2016 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.
 
 #include "chrome/browser/permissions/permission_prompt_android.h"
 
 #include "base/memory/ptr_util.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/browser/media/webrtc/media_stream_devices_controller.h"
 #include "chrome/browser/permissions/grouped_permission_infobar_delegate_android.h"
 #include "chrome/browser/permissions/permission_request.h"
 #include "chrome/browser/permissions/permission_request_id.h"
 #include "components/infobars/core/infobar.h"
 #include "content/public/browser/web_contents.h"
 
 PermissionPromptAndroid::PermissionPromptAndroid(
     content::WebContents* web_contents)
     : web_contents_(web_contents), delegate_(nullptr), infobar_(nullptr) {
   DCHECK(web_contents);
 }
 
-PermissionPromptAndroid::~PermissionPromptAndroid() {}
+PermissionPromptAndroid::~PermissionPromptAndroid() {
+  GroupedPermissionInfoBarDelegate* infobar_delegate =
+      static_cast<GroupedPermissionInfoBarDelegate*>(infobar_->delegate());

[raymes, 2016/11/01 05:29:15]

Could infobar_ be an GroupedPermissionInfoBar? Then you could just call
infobar_->GetDelegate() here? 

[lshang, 2016/11/01 22:58:55]

GetDelegate() is a private method of infobar, so I think static cast
InfobarDelegate is better here.

+  infobar_delegate->PermissionPromptDestroyed();
+}
 
 void PermissionPromptAndroid::SetDelegate(Delegate* delegate) {
   delegate_ = delegate;
 }
 
 void PermissionPromptAndroid::Show(
     const std::vector<PermissionRequest*>& requests,
     const std::vector<bool>& values) {
   InfoBarService* infobar_service =
       InfoBarService::FromWebContents(web_contents_);
   if (!infobar_service)
     return;
 
   infobar_ = GroupedPermissionInfoBarDelegate::Create(
-      infobar_service, requests[0]->GetOrigin(), requests);
+      this, infobar_service, requests[0]->GetOrigin(), requests);
 }
 
 bool PermissionPromptAndroid::CanAcceptRequestUpdate() {
   return false;
 }
 
 void PermissionPromptAndroid::Hide() {
   InfoBarService* infobar_service =
       InfoBarService::FromWebContents(web_contents_);
   if (infobar_ && infobar_service) {
@@ skipping 14 matching lines @@
   NOTREACHED() << "GetNativeWindow is not implemented";
   return nullptr;
 }
 
 void PermissionPromptAndroid::Closing() {
   infobar_ = nullptr;
   if (delegate_)
     delegate_->Closing();
 }
 
+void PermissionPromptAndroid::Accept() {
+  if (delegate_)
+    delegate_->Accept();
+}
+
+void PermissionPromptAndroid::Deny() {
+  if (delegate_)
+    delegate_->Deny();
+}
+
 // static
 std::unique_ptr<PermissionPrompt> PermissionPrompt::Create(
     content::WebContents* web_contents) {
   return base::MakeUnique<PermissionPromptAndroid>(web_contents);
 }