Begin abstracting sending of IPC from autofill core code.

components/autofill/content/browser/autofill_driver_impl.cc

 // Copyright 2013 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/autofill_driver_impl.h"
 
 #include "components/autofill/core/browser/autofill_external_delegate.h"
 #include "components/autofill/core/browser/autofill_manager.h"
 #include "components/autofill/core/browser/autofill_manager_delegate.h"
 #include "components/autofill/core/common/autofill_messages.h"
 #include "content/public/browser/navigation_details.h"
+#include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/frame_navigate_params.h"
 #include "ipc/ipc_message_macros.h"
 
 namespace autofill {
 
 namespace {
 
 const char kAutofillDriverImplWebContentsUserDataKey[] =
     "web_contents_autofill_driver_impl";
@@ skipping 39 matching lines @@
   SetAutofillExternalDelegate(scoped_ptr<AutofillExternalDelegate>(
       new AutofillExternalDelegate(web_contents, autofill_manager_.get())));
 }
 
 AutofillDriverImpl::~AutofillDriverImpl() {}
 
 content::WebContents* AutofillDriverImpl::GetWebContents() {
   return web_contents();
 }
 
+bool AutofillDriverImpl::RendererIsAvailable() {
+  return (web_contents()->GetRenderViewHost() != NULL);
+}
+
+void AutofillDriverImpl::SendFormDataToRenderer(int query_id,
+                                                const FormData& data) {
+  if (!RendererIsAvailable())
+    return;
+  content::RenderViewHost* host = web_contents()->GetRenderViewHost();
+  host->Send(
+      new AutofillMsg_FormDataFilled(host->GetRoutingID(), query_id, data));
+}
+
 bool AutofillDriverImpl::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(AutofillDriverImpl, message)
     IPC_MESSAGE_FORWARD(AutofillHostMsg_FormsSeen, autofill_manager_.get(),
                         AutofillManager::OnFormsSeen)
     IPC_MESSAGE_FORWARD(AutofillHostMsg_FormSubmitted, autofill_manager_.get(),
                         AutofillManager::OnFormSubmitted)
     IPC_MESSAGE_FORWARD(AutofillHostMsg_TextFieldDidChange,
                         autofill_manager_.get(),
                         AutofillManager::OnTextFieldDidChange)
@@ skipping 57 matching lines @@
   autofill_manager_->SetExternalDelegate(autofill_external_delegate_.get());
 }
 
 void AutofillDriverImpl::SetAutofillManager(
     scoped_ptr<AutofillManager> manager) {
   autofill_manager_ = manager.Pass();
   autofill_manager_->SetExternalDelegate(autofill_external_delegate_.get());
 }
 
 }  // namespace autofill