Exposing the child process unique ID through the task manager.

chrome/browser/task_manager/task_manager_notification_resource_provider.cc

 // Copyright (c) 2012 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/browser/task_manager/task_manager_resource_providers.h"
 
 #include "base/basictypes.h"
 #include "base/stl_util.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/debugger/devtools_window.h"
@@ skipping 20 matching lines @@
 
 TaskManagerNotificationResource::TaskManagerNotificationResource(
     BalloonHost* balloon_host)
     : balloon_host_(balloon_host) {
   if (!default_icon_) {
     ResourceBundle& rb = ResourceBundle::GetSharedInstance();
     default_icon_ = rb.GetBitmapNamed(IDR_PLUGIN);
   }
   process_handle_ =
       balloon_host_->web_contents()->GetRenderProcessHost()->GetHandle();
+  unique_process_id_ =
+      balloon_host_->web_contents()->GetRenderProcessHost()->GetID();
   pid_ = base::GetProcId(process_handle_);
   title_ = l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_NOTIFICATION_PREFIX,
                                       balloon_host_->GetSource());
 }
 
 TaskManagerNotificationResource::~TaskManagerNotificationResource() {
 }
 
 string16 TaskManagerNotificationResource::GetTitle() const {
   return title_;
 }
 
 string16 TaskManagerNotificationResource::GetProfileName() const {
   return string16();
 }
 
 SkBitmap TaskManagerNotificationResource::GetIcon() const {
   return *default_icon_;
 }
 
 base::ProcessHandle TaskManagerNotificationResource::GetProcess() const {
   return process_handle_;
 }
 
+int TaskManagerNotificationResource::GetUniqueChildProcessId() const {
+  return unique_process_id_;
+}
+
 TaskManager::Resource::Type TaskManagerNotificationResource::GetType() const {
   return NOTIFICATION;
 }
 
 bool TaskManagerNotificationResource::CanInspect() const {
   return true;
 }
 
 void TaskManagerNotificationResource::Inspect() const {
   DevToolsWindow::OpenDevToolsWindow(
@@ skipping 105 matching lines @@
   // Remove the resource from the Task Manager.
   TaskManagerNotificationResource* resource = iter->second;
   task_manager_->RemoveResource(resource);
 
   // Remove it from the map.
   resources_.erase(iter);
 
   // Finally, delete the resource.
   delete resource;
 }