[ProtocolHandlers] Add a permission bubble client for RPH requests.

chrome/browser/custom_handlers/protocol_handler_registry.cc

 // Copyright (c) 2012 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/custom_handlers/protocol_handler_registry.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/custom_handlers/register_protocol_handler_infobar_delegate.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/browser/profiles/profile_io_data.h"
+#include "chrome/browser/ui/website_settings/permission_bubble_manager.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/custom_handlers/protocol_handler.h"
 #include "chrome/common/pref_names.h"
 #include "components/user_prefs/pref_registry_syncable.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "grit/generated_resources.h"
 #include "net/base/network_delegate.h"
 #include "net/url_request/url_request_redirect_job.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ skipping 298 matching lines @@
 
   if (!enabled() || IsRegistered(handler) || HasIgnoredEquivalent(handler))
     return true;
 
   if (AttemptReplace(handler))
     return true;
 
   return false;
 }
 
+void ProtocolHandlerRegistry::RequestPermission(
+    content::WebContents* web_contents,
+    const ProtocolHandler& handler) {
+  if (PermissionBubbleManager::Enabled()) {
+    return;
+  }
+
+  RegisterProtocolHandlerInfoBarDelegate::Create(
+      InfoBarService::FromWebContents(web_contents), this, handler);
+}
+
 void ProtocolHandlerRegistry::OnAcceptRegisterProtocolHandler(
     const ProtocolHandler& handler) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   RegisterProtocolHandler(handler);
   SetDefault(handler);
   Save();
   NotifyChanged();
 }
 
 void ProtocolHandlerRegistry::OnDenyRegisterProtocolHandler(
@@ skipping 534 matching lines @@
 
 scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>
 ProtocolHandlerRegistry::CreateJobInterceptorFactory() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   // this is always created on the UI thread (in profile_io's
   // InitializeOnUIThread. Any method calls must be done
   // on the IO thread (this is checked).
   return scoped_ptr<JobInterceptorFactory>(
       new JobInterceptorFactory(io_thread_delegate_.get()));
 }