Create task_manager namespace and wrap classes related to TaskManager with it.

chrome/browser/task_manager/browser_process_resource_provider.h

 // Copyright 2013 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_BROWSER_PROCESS_RESOURCE_PROVIDER_H_
-#define CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_BROWSER_PROCESS_RESOURCE_PROVIDER_H_
+#ifndef CHROME_BROWSER_TASK_MANAGER_BROWSER_PROCESS_RESOURCE_PROVIDER_H_
+#define CHROME_BROWSER_TASK_MANAGER_BROWSER_PROCESS_RESOURCE_PROVIDER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/process_util.h"
 #include "chrome/browser/task_manager/task_manager.h"
 #include "content/public/browser/browser_child_process_observer.h"
 #include "content/public/browser/child_process_data.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/render_view_host_observer.h"
 #include "content/public/common/process_type.h"
 
 namespace content {
 class RenderViewHost;
 class WebContents;
 }
 
 namespace extensions {
 class Extension;
 }
 
-class TaskManagerBrowserProcessResource : public TaskManager::Resource {
+namespace task_manager {
+
+class BrowserProcessResource : public TaskManager::Resource {
  public:
-  TaskManagerBrowserProcessResource();
-  virtual ~TaskManagerBrowserProcessResource();
+  BrowserProcessResource();
+  virtual ~BrowserProcessResource();
 
   // TaskManager::Resource methods:
   virtual string16 GetTitle() const OVERRIDE;
   virtual string16 GetProfileName() const OVERRIDE;
   virtual gfx::ImageSkia 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;
   virtual size_t GetV8MemoryUsed() const OVERRIDE;
 
  private:
   base::ProcessHandle process_;
   mutable string16 title_;
 
   static gfx::ImageSkia* default_icon_;
 
-  DISALLOW_COPY_AND_ASSIGN(TaskManagerBrowserProcessResource);
+  DISALLOW_COPY_AND_ASSIGN(BrowserProcessResource);
 };
 
-class TaskManagerBrowserProcessResourceProvider
+class BrowserProcessResourceProvider
     : public TaskManager::ResourceProvider {
  public:
-  explicit TaskManagerBrowserProcessResourceProvider(
+  explicit BrowserProcessResourceProvider(
       TaskManager* task_manager);
 
   virtual TaskManager::Resource* GetResource(int origin_pid,
                                              int render_process_host_id,
                                              int routing_id) OVERRIDE;
   virtual void StartUpdating() OVERRIDE;
   virtual void StopUpdating() OVERRIDE;
 
   // Whether we are currently reporting to the task manager. Used to ignore
   // notifications sent after StopUpdating().
   bool updating_;
 
  private:
-  virtual ~TaskManagerBrowserProcessResourceProvider();
+  virtual ~BrowserProcessResourceProvider();
 
   TaskManager* task_manager_;
-  TaskManagerBrowserProcessResource resource_;
+  BrowserProcessResource resource_;
 
-  DISALLOW_COPY_AND_ASSIGN(TaskManagerBrowserProcessResourceProvider);
+  DISALLOW_COPY_AND_ASSIGN(BrowserProcessResourceProvider);
 };
 
-#endif  // CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_BROWSER_PROCESS_RESOURCE_PROVIDER_H_
+}  // namespace task_manager
+
+#endif  // CHROME_BROWSER_TASK_MANAGER_BROWSER_PROCESS_RESOURCE_PROVIDER_H_