Connects PostMessage() for OOPIFs

mandoline/ui/browser/browser.cc

 // Copyright 2015 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 "mandoline/ui/browser/browser.h"
 
 #include "base/command_line.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/view_manager/public/cpp/view.h"
 #include "components/view_manager/public/cpp/view_manager_init.h"
@@ skipping 168 matching lines @@
   frame_tree_.reset(new FrameTree(content_, this, frame_tree_client,
                                   frame_connection.Pass()));
   content_->Embed(view_manager_client.Pass());
   LoadingStateChanged(true);
 
   navigator_host_.RecordNavigation(gurl.spec());
 }
 
 bool Browser::CanPostMessageEventToFrame(const Frame* source,
                                          const Frame* target,
-                                         MessageEvent* event) {
+                                         HTMLMessageEvent* event) {
   return true;
 }
 
 void Browser::LoadingStateChanged(bool loading) {
   ui_->LoadingStateChanged(loading);
 }
 
 void Browser::ProgressChanged(double progress) {
   ui_->ProgressChanged(progress);
 }
@@ skipping 34 matching lines @@
       NavigateExistingFrame(target_frame, request.Pass());
       return;
     }
     DVLOG(1) << "RequestNavigate() targeted existing frame that doesn't exist.";
     return;
   }
   ReplaceContentWithRequest(request.Pass());
 }
 
 }  // namespace mandoline