Fix plugin hang that Earth team found....

chrome/renderer/webplugin_delegate_proxy.cc

 // Copyright (c) 2006-2008 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 "chrome/renderer/webplugin_delegate_proxy.h"
 
 #include <atlbase.h>
 
 #include "generated_resources.h"
 
@@ skipping 527 matching lines @@
     return NPN_RetainObject(npobject_);
 
   int route_id = MSG_ROUTING_NONE;
   void* npobject_ptr;
   Send(new PluginMsg_GetPluginScriptableObject(
       instance_id_, &route_id, &npobject_ptr));
   if (route_id == MSG_ROUTING_NONE)
     return NULL;
 
   npobject_ = NPObjectProxy::Create(
-      channel_host_.get(), route_id, npobject_ptr, NULL);
+      channel_host_.get(), route_id, npobject_ptr,
+      render_view_->modal_dialog_event());
 
   return NPN_RetainObject(npobject_);
 }
 
 void WebPluginDelegateProxy::DidFinishLoadWithReason(NPReason reason) {
   Send(new PluginMsg_DidFinishLoadWithReason(instance_id_, reason));
 }
 
 void WebPluginDelegateProxy::SetFocus() {
   Send(new PluginMsg_SetFocus(instance_id_));
@@ skipping 52 matching lines @@
   *success = false;
   NPObject* npobject = NULL;
   if (plugin_)
     npobject = plugin_->GetWindowScriptNPObject();
 
   if (!npobject)
     return;
 
   // The stub will delete itself when the proxy tells it that it's released, or
   // otherwise when the channel is closed.
-  NPObjectStub* stub = new NPObjectStub(npobject, channel_host_.get(),
-                                        route_id);
+  NPObjectStub* stub = new NPObjectStub(
+      npobject, channel_host_.get(), route_id,
+      render_view_->modal_dialog_event());
   window_script_object_ = stub;
   window_script_object_->set_proxy(this);
   *success = true;
   *npobject_ptr = npobject;
 }
 
 void WebPluginDelegateProxy::OnGetPluginElement(
     int route_id, bool* success, void** npobject_ptr) {
   *success = false;
   NPObject* npobject = NULL;
   if (plugin_)
     npobject = plugin_->GetPluginElement();
   if (!npobject)
     return;
 
   // The stub will delete itself when the proxy tells it that it's released, or
   // otherwise when the channel is closed.
-  NPObjectStub* stub = new NPObjectStub(npobject, channel_host_.get(),
-                                        route_id);
+  NPObjectStub* stub = new NPObjectStub(
+      npobject, channel_host_.get(), route_id,
+      render_view_->modal_dialog_event());
   *success = true;
   *npobject_ptr = npobject;
 }
 
 void WebPluginDelegateProxy::OnSetCookie(const GURL& url,
                                          const GURL& policy_url,
                                          const std::string& cookie) {
   if (plugin_)
     plugin_->SetCookie(url, policy_url, cookie);
 }
@@ skipping 102 matching lines @@
   plugin_->CancelDocumentLoad();
 }
 
 void WebPluginDelegateProxy::OnInitiateHTTPRangeRequest(
    const std::string& url, const std::string& range_info,
    HANDLE existing_stream, bool notify_needed, HANDLE notify_data) {
   plugin_->InitiateHTTPRangeRequest(url.c_str(), range_info.c_str(),
                                     existing_stream, notify_needed,
                                     notify_data);
 }