Move ViewHostMsg_CreateWindow to mojom

content/browser/renderer_host/render_message_filter.cc

Index: content/browser/renderer_host/render_message_filter.cc
diff --git a/content/browser/renderer_host/render_message_filter.cc b/content/browser/renderer_host/render_message_filter.cc
index 29b8c8a1a9020d17e256e28e6c51e813e8c08fe2..106b32bf76855bc18b5213c26982218cd9416951 100644
--- a/content/browser/renderer_host/render_message_filter.cc
+++ b/content/browser/renderer_host/render_message_filter.cc
@@ -44,6 +44,7 @@
 #include "content/common/child_process_messages.h"
 #include "content/common/content_constants_internal.h"
 #include "content/common/host_shared_bitmap_manager.h"
+#include "content/common/render_message_filter.mojom.h"
 #include "content/common/render_process_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/browser_child_process_host.h"
@@ -166,7 +167,6 @@ RenderMessageFilter::~RenderMessageFilter() {
 bool RenderMessageFilter::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(RenderMessageFilter, message)
-    IPC_MESSAGE_HANDLER(ViewHostMsg_CreateWindow, OnCreateWindow)
     IPC_MESSAGE_HANDLER(ViewHostMsg_CreateWidget, OnCreateWidget)
     IPC_MESSAGE_HANDLER(ViewHostMsg_CreateFullscreenWidget,
                         OnCreateFullscreenWidget)
@@ -240,64 +240,64 @@ void RenderMessageFilter::OverrideThreadForMessage(const IPC::Message& message,
     *thread = BrowserThread::UI;
 }
 
-void RenderMessageFilter::OnCreateWindow(
-    const ViewHostMsg_CreateWindow_Params& params,
-    ViewHostMsg_CreateWindow_Reply* reply) {
-  bool no_javascript_access;
+void RenderMessageFilter::OnCreateWidget(int opener_id,
+                                         blink::WebPopupType popup_type,
+                                         int* route_id) {
+  render_widget_helper_->CreateNewWidget(opener_id, popup_type, route_id);
+}
 
+void RenderMessageFilter::OnCreateFullscreenWidget(int opener_id,
+                                                   int* route_id) {
+  render_widget_helper_->CreateNewFullscreenWidget(opener_id, route_id);
+}
+
+void RenderMessageFilter::GenerateRoutingID(
+    const GenerateRoutingIDCallback& callback) {
+  callback.Run(render_widget_helper_->GetNextRoutingID());
+}
+
+void RenderMessageFilter::CreateWindow(mojom::CreateWindowParamsPtr params,
+                                       const CreateWindowCallback& callback) {
+  bool no_javascript_access;
   bool can_create_window =
       GetContentClient()->browser()->CanCreateWindow(
-          params.opener_url,
-          params.opener_top_level_frame_url,
-          params.opener_security_origin,
-          params.window_container_type,
-          params.target_url,
-          params.referrer,
-          params.frame_name,
-          params.disposition,
-          params.features,
-          params.user_gesture,
-          params.opener_suppressed,
+          params->opener_url,
+          params->opener_top_level_frame_url,
+          params->opener_security_origin,
+          params->window_container_type,
+          params->target_url,
+          params->referrer,
+          params->frame_name,
+          params->disposition,
+          params->features,
+          params->user_gesture,
+          params->opener_suppressed,
           resource_context_,
           render_process_id_,
-          params.opener_id,
-          params.opener_render_frame_id,
+          params->opener_id,
+          params->opener_render_frame_id,
           &no_javascript_access);
 
+  mojom::CreateWindowReplyPtr reply = mojom::CreateWindowReply::New();
   if (!can_create_window) {
     reply->route_id = MSG_ROUTING_NONE;
     reply->main_frame_route_id = MSG_ROUTING_NONE;
     reply->main_frame_widget_route_id = MSG_ROUTING_NONE;
     reply->cloned_session_storage_namespace_id = 0;
-    return;
+    return callback.Run(std::move(reply));
   }
 
   // This will clone the sessionStorage for namespace_id_to_clone.
   scoped_refptr<SessionStorageNamespaceImpl> cloned_namespace =
       new SessionStorageNamespaceImpl(dom_storage_context_.get(),
-                                      params.session_storage_namespace_id);
+                                      params->session_storage_namespace_id);
   reply->cloned_session_storage_namespace_id = cloned_namespace->id();
 
   render_widget_helper_->CreateNewWindow(
-      params, no_javascript_access, PeerHandle(), &reply->route_id,
+      std::move(params), no_javascript_access, PeerHandle(), &reply->route_id,
       &reply->main_frame_route_id, &reply->main_frame_widget_route_id,
       cloned_namespace.get());
-}
-
-void RenderMessageFilter::OnCreateWidget(int opener_id,
-                                         blink::WebPopupType popup_type,
-                                         int* route_id) {
-  render_widget_helper_->CreateNewWidget(opener_id, popup_type, route_id);
-}
-
-void RenderMessageFilter::OnCreateFullscreenWidget(int opener_id,
-                                                   int* route_id) {
-  render_widget_helper_->CreateNewFullscreenWidget(opener_id, route_id);
-}
-
-void RenderMessageFilter::GenerateRoutingID(
-    const GenerateRoutingIDCallback& callback) {
-  callback.Run(render_widget_helper_->GetNextRoutingID());
+  callback.Run(std::move(reply));
 }
 
 #if defined(OS_MACOSX)