browser: implement multiple permission requesting

content/browser/permissions/permission_service_context.cc

 // Copyright 2014 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 "content/browser/permissions/permission_service_context.h"
 
 #include "content/browser/permissions/permission_service_impl.h"
 #include "content/public/browser/navigation_details.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
@@ skipping 23 matching lines @@
   services_.push_back(new PermissionServiceImpl(this, request.Pass()));
 }
 
 void PermissionServiceContext::ServiceHadConnectionError(
     PermissionServiceImpl* service) {
   auto it = std::find(services_.begin(), services_.end(), service);
   DCHECK(it != services_.end());
   services_.erase(it);
 }
 
-void PermissionServiceContext::RenderFrameDeleted(
-    RenderFrameHost* render_frame_host) {
-  CancelPendingOperations(render_frame_host);
-}
-
 void PermissionServiceContext::RenderFrameHostChanged(
     RenderFrameHost* old_host,
     RenderFrameHost* new_host) {
   CancelPendingOperations(old_host);
 }
 
+void PermissionServiceContext::FrameDeleted(
+    RenderFrameHost* render_frame_host) {
+  CancelPendingOperations(render_frame_host);
+}
+
 void PermissionServiceContext::DidNavigateAnyFrame(
     RenderFrameHost* render_frame_host,
     const LoadCommittedDetails& details,
     const FrameNavigateParams& params) {
   if (details.is_in_page)
     return;
 
   CancelPendingOperations(render_frame_host);
 }
 
@@ skipping 18 matching lines @@
 GURL PermissionServiceContext::GetEmbeddingOrigin() const {
   return web_contents() ? web_contents()->GetLastCommittedURL().GetOrigin()
                         : GURL();
 }
 
 RenderFrameHost* PermissionServiceContext::render_frame_host() const {
   return render_frame_host_;
 }
 
 } // namespace content