[Autofill] Register AutofillDriver mojo interface earlier.

components/autofill/content/browser/content_autofill_driver.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 "components/autofill/content/browser/content_autofill_driver.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/threading/sequenced_worker_pool.h"
@@ skipping 24 matching lines @@
     const std::string& app_locale,
     AutofillManager::AutofillDownloadManagerState enable_download_manager)
     : render_frame_host_(render_frame_host),
       client_(client),
       autofill_manager_(new AutofillManager(this,
                                             client,
                                             app_locale,
                                             enable_download_manager)),
       autofill_external_delegate_(autofill_manager_.get(), this) {
   autofill_manager_->SetExternalDelegate(&autofill_external_delegate_);
-
-  // ContentAutofillDriver is guaranteed to outlive |render_frame_host|,
-  // as the ContentAutofillDriver instance will be destroyed in
-  // ContentAutofillDriverFactory::RenderFrameDeleted, which is a notification
-  // of |render_frame_host| destruction.
-  render_frame_host->GetServiceRegistry()->AddService(
-      base::Bind(&ContentAutofillDriver::BindRequest, base::Unretained(this)));
 }
 
 ContentAutofillDriver::~ContentAutofillDriver() {}
 
 void ContentAutofillDriver::BindRequest(mojom::AutofillDriverRequest request) {
   bindings_.AddBinding(this, std::move(request));
 }
 
 bool ContentAutofillDriver::IsOffTheRecord() const {
   return render_frame_host_->GetSiteInstance()
@@ skipping 180 matching lines @@
 
 void ContentAutofillDriver::ConnectToMojoAutofillAgentIfNeeded() {
   if (mojo_autofill_agent_)
     return;
 
   render_frame_host_->GetServiceRegistry()->ConnectToRemoteService(
       mojo::GetProxy(&mojo_autofill_agent_));
 }
 
 }  // namespace autofill