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

chrome/browser/task_manager/resource_util.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_RESOURCE_UTIL_H_
+#define CHROME_BROWSER_TASK_MANAGER_RESOURCE_UTIL_H_
+
+#include "base/basictypes.h"
+#include "base/string16.h"
+
+class Profile;
+
+namespace content {
+class WebContents;
+}
+
+namespace task_manager {
+
+class ResourceUtil {

[yoshiki, 2013/05/20 04:50:02]

This class is static and no need to be a class. I think you should create a
'util' namespace instead of the static class.

See way of other utility methods like in
chrome/browser/chromeos/drive/file_system_util.h.

[peria, 2013/05/20 05:39:04]

Done.
I also renamed this file to task_manager_util.h.

+ public:
+  // Returns the appropriate message prefix ID for tabs and extensions,
+  // reflecting whether they are apps or in incognito mode.
+  static int GetMessagePrefixID(bool is_app,
+                                bool is_extension,
+                                bool is_incognito,
+                                bool is_prerender,
+                                bool is_instant_overlay,
+                                bool is_background);
+
+  // Returns the name of profle from InfoCache.
+  static string16 GetProfileNameFromInfoCache(Profile* profile);
+
+  // Returns the title from web contents.
+  static string16 GetTitleFromWebContents(content::WebContents* web_contents);
+
+ private:
+  DISALLOW_IMPLICIT_CONSTRUCTORS(ResourceUtil);
+};
+
+}  // namespace task_manager
+
+#endif  // CHROME_BROWSER_TASK_MANAGER_RESOURCE_UTIL_H_