Exposing the child process unique ID through the task manager.

chrome/browser/task_manager/task_manager_resource_providers.h

 // 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.
 
 #ifndef CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_RESOURCE_PROVIDERS_H_
 #define CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_RESOURCE_PROVIDERS_H_
 #pragma once
 
 #include <map>
 #include <vector>
@@ skipping 23 matching lines @@
 // Base class for various types of render process resources that provides common
 // functionality like stats tracking.
 class TaskManagerRendererResource : public TaskManager::Resource {
  public:
   TaskManagerRendererResource(base::ProcessHandle process,
                               content::RenderViewHost* render_view_host);
   virtual ~TaskManagerRendererResource();
 
   // TaskManager::Resource methods:
   virtual base::ProcessHandle GetProcess() const OVERRIDE;
+  virtual int GetUniqueChildProcessId() const OVERRIDE;
   virtual Type GetType() const OVERRIDE;
   virtual int GetRoutingID() const OVERRIDE;
 
   virtual bool ReportsCacheStats() const OVERRIDE;
   virtual WebKit::WebCache::ResourceTypeStats GetWebCoreCacheStats() const
       OVERRIDE;
   virtual bool ReportsFPS() const OVERRIDE;
   virtual float GetFPS() const OVERRIDE;
   virtual bool ReportsV8MemoryStats() const OVERRIDE;
   virtual size_t GetV8MemoryAllocated() const OVERRIDE;
@@ skipping 13 matching lines @@
       const WebKit::WebCache::ResourceTypeStats& stats) OVERRIDE;
 
   virtual void NotifyFPS(float fps) OVERRIDE;
 
   virtual void NotifyV8HeapStats(size_t v8_memory_allocated,
                                  size_t v8_memory_used) OVERRIDE;
 
  private:
   base::ProcessHandle process_;
   int pid_;
+  int unique_process_id_;
 
   // RenderViewHost we use to fetch stats.
   content::RenderViewHost* render_view_host_;
   // The stats_ field holds information about resource usage in the renderer
   // process and so it is updated asynchronously by the Refresh() call.
   WebKit::WebCache::ResourceTypeStats stats_;
   // This flag is true if we are waiting for the renderer to report its stats.
   bool pending_stats_update_;
 
   // The fps_ field holds the renderer frames per second.
@@ skipping 151 matching lines @@
   // A scoped container for notification registries.
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerBackgroundContentsResourceProvider);
 };
 
 class TaskManagerChildProcessResource : public TaskManager::Resource {
  public:
   TaskManagerChildProcessResource(content::ProcessType type,
                                   const string16& name,
-                                  base::ProcessHandle handle);
+                                  base::ProcessHandle handle,
+                                  int unique_process_id);
   virtual ~TaskManagerChildProcessResource();
 
   // TaskManager::Resource methods:
   virtual string16 GetTitle() const OVERRIDE;
   virtual string16 GetProfileName() const OVERRIDE;
   virtual SkBitmap GetIcon() const OVERRIDE;
   virtual base::ProcessHandle GetProcess() const OVERRIDE;
+  virtual int GetUniqueChildProcessId() const OVERRIDE;
   virtual Type GetType() const OVERRIDE;
   virtual bool SupportNetworkUsage() const OVERRIDE;
   virtual void SetSupportNetworkUsage() OVERRIDE;
 
   // Returns the pid of the child process.
   int process_id() const { return pid_; }
 
  private:
   // Returns a localized title for the child process.  For example, a plugin
   // process would be "Plug-in: Flash" when name is "Flash".
   string16 GetLocalizedTitle() const;
 
   content::ProcessType type_;
   string16 name_;
   base::ProcessHandle handle_;
   int pid_;
+  int unique_process_id_;
   mutable string16 title_;
   bool network_usage_support_;
 
   // The icon painted for the child processs.
   // TODO(jcampan): we should have plugin specific icons for well-known
   // plugins.
   static SkBitmap* default_icon_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerChildProcessResource);
 };
@@ skipping 58 matching lines @@
 class TaskManagerExtensionProcessResource : public TaskManager::Resource {
  public:
   explicit TaskManagerExtensionProcessResource(ExtensionHost* extension_host);
   virtual ~TaskManagerExtensionProcessResource();
 
   // TaskManager::Resource methods:
   virtual string16 GetTitle() const OVERRIDE;
   virtual string16 GetProfileName() const OVERRIDE;
   virtual SkBitmap GetIcon() const OVERRIDE;
   virtual base::ProcessHandle GetProcess() const OVERRIDE;
+  virtual int GetUniqueChildProcessId() const OVERRIDE;
   virtual Type GetType() const OVERRIDE;
   virtual bool CanInspect() const OVERRIDE;
   virtual void Inspect() const OVERRIDE;
   virtual bool SupportNetworkUsage() const OVERRIDE;
   virtual void SetSupportNetworkUsage() OVERRIDE;
   virtual const Extension* GetExtension() const OVERRIDE;
 
   // Returns the pid of the extension process.
   int process_id() const { return pid_; }
 
   // Returns true if the associated extension has a background page.
   virtual bool IsBackground() const OVERRIDE;
 
  private:
   // The icon painted for the extension process.
   static SkBitmap* default_icon_;
 
   ExtensionHost* extension_host_;
 
   // Cached data about the extension.
   base::ProcessHandle process_handle_;
   int pid_;
+  int unique_process_id_;
   string16 title_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerExtensionProcessResource);
 };
 
 class TaskManagerExtensionProcessResourceProvider
     : public TaskManager::ResourceProvider,
       public content::NotificationObserver {
  public:
   explicit TaskManagerExtensionProcessResourceProvider(
@@ skipping 36 matching lines @@
 class TaskManagerNotificationResource : public TaskManager::Resource {
  public:
   explicit TaskManagerNotificationResource(BalloonHost* balloon_host);
   virtual ~TaskManagerNotificationResource();
 
   // TaskManager::Resource interface
   virtual string16 GetTitle() const OVERRIDE;
   virtual string16 GetProfileName() const OVERRIDE;
   virtual SkBitmap GetIcon() const OVERRIDE;
   virtual base::ProcessHandle GetProcess() const OVERRIDE;
+  virtual int GetUniqueChildProcessId() const OVERRIDE;
   virtual Type GetType() const OVERRIDE;
   virtual bool CanInspect() const OVERRIDE;
   virtual void Inspect() const OVERRIDE;
   virtual bool SupportNetworkUsage() const OVERRIDE;
   virtual void SetSupportNetworkUsage() OVERRIDE { }
 
  private:
   // The icon painted for notifications.       .
   static SkBitmap* default_icon_;
 
   // Non-owned pointer to the balloon host.
   BalloonHost* balloon_host_;
 
   // Cached data about the balloon host.
   base::ProcessHandle process_handle_;
   int pid_;
+  int unique_process_id_;
   string16 title_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerNotificationResource);
 };
 
 class TaskManagerNotificationResourceProvider
     : public TaskManager::ResourceProvider,
       public content::NotificationObserver {
  public:
   static TaskManagerNotificationResourceProvider* Create(
@@ skipping 34 matching lines @@
 class TaskManagerBrowserProcessResource : public TaskManager::Resource {
  public:
   TaskManagerBrowserProcessResource();
   virtual ~TaskManagerBrowserProcessResource();
 
   // TaskManager::Resource methods:
   virtual string16 GetTitle() const OVERRIDE;
   virtual string16 GetProfileName() const OVERRIDE;
   virtual SkBitmap GetIcon() const OVERRIDE;
   virtual base::ProcessHandle GetProcess() const OVERRIDE;
+  virtual int GetUniqueChildProcessId() const OVERRIDE;
   virtual Type GetType() const OVERRIDE;
 
   virtual bool SupportNetworkUsage() const OVERRIDE;
   virtual void SetSupportNetworkUsage() OVERRIDE;
 
   virtual bool ReportsSqliteMemoryUsed() const OVERRIDE;
   virtual size_t SqliteMemoryUsedBytes() const OVERRIDE;
 
   virtual bool ReportsV8MemoryStats() const OVERRIDE;
   virtual size_t GetV8MemoryAllocated() const OVERRIDE;
@@ skipping 27 matching lines @@
  private:
   virtual ~TaskManagerBrowserProcessResourceProvider();
 
   TaskManager* task_manager_;
   TaskManagerBrowserProcessResource resource_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerBrowserProcessResourceProvider);
 };
 
 #endif  // CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_RESOURCE_PROVIDERS_H_