Consolidates lookup of task manager values.

chrome/browser/task_manager/task_manager.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_H_
 #define CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_H_
 
 #include <map>
 #include <utility>
 #include <vector>
@@ skipping 287 matching lines @@
   // Methods to return raw resource information.
   int64 GetNetworkUsage(int index) const;
   double GetCPUUsage(int index) const;
   int GetProcessId(int index) const;
   base::ProcessHandle GetProcess(int index) const;
   int GetResourceUniqueId(int index) const;
   // Returns the index of resource that has the given |unique_id|. Returns -1 if
   // no resouce has the |unique_id|.
   int GetResourceIndexByUniqueId(const int unique_id) const;
 
+  // Catch all method that calls off to the appropriate GetResourceXXX method

[Evan Stade, 2013/01/11 22:07:45]

nit: Garden path sentence. "Catchall" or "Catch-all".

+  // based on |col_id|. |col_id| is an IDS_ value used to identify the column.
+  string16 GetResourceById(int index, int col_id) const;
+
   // Methods to return formatted resource information.
   string16 GetResourceTitle(int index) const;
   string16 GetResourceProfileName(int index) const;
   string16 GetResourceNetworkUsage(int index) const;
   string16 GetResourceCPUUsage(int index) const;
   string16 GetResourcePrivateMemory(int index) const;
   string16 GetResourceSharedMemory(int index) const;
   string16 GetResourcePhysicalMemory(int index) const;
   string16 GetResourceProcessId(int index) const;
   string16 GetResourceWebCoreImageCacheSize(int index) const;
@@ skipping 297 matching lines @@
   int last_unique_id_;
 
   // Buffer for coalescing BytesReadParam so we don't have to post a task on
   // each NotifyBytesRead() call.
   std::vector<BytesReadParam> bytes_read_buffer_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerModel);
 };
 
 #endif  // CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_H_