Revert of Fix the handling of user gestures for external protocol handler dialogs.

extensions/shell/browser/shell_extensions_browser_client.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 "extensions/shell/browser/shell_extensions_browser_client.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/prefs/pref_service_factory.h"
 #include "base/prefs/testing_pref_store.h"
 #include "components/pref_registry/pref_registry_syncable.h"
@@ skipping 182 matching lines @@
 scoped_ptr<ExtensionHostDelegate>
 ShellExtensionsBrowserClient::CreateExtensionHostDelegate() {
   return scoped_ptr<ExtensionHostDelegate>(new ShellExtensionHostDelegate);
 }
 
 bool ShellExtensionsBrowserClient::DidVersionUpdate(BrowserContext* context) {
   // TODO(jamescook): We might want to tell extensions when app_shell updates.
   return false;
 }
 
+void ShellExtensionsBrowserClient::PermitExternalProtocolHandler() {
+}
+
 scoped_ptr<AppSorting> ShellExtensionsBrowserClient::CreateAppSorting() {
   return scoped_ptr<AppSorting>(new ShellAppSorting);
 }
 
 bool ShellExtensionsBrowserClient::IsRunningInForcedAppMode() {
   return false;
 }
 
 ApiActivityMonitor* ShellExtensionsBrowserClient::GetApiActivityMonitor(
     BrowserContext* context) {
@@ skipping 24 matching lines @@
 ComponentExtensionResourceManager*
 ShellExtensionsBrowserClient::GetComponentExtensionResourceManager() {
   return NULL;
 }
 
 net::NetLog* ShellExtensionsBrowserClient::GetNetLog() {
   return NULL;
 }
 
 }  // namespace extensions