Add a metric to Chrome to measure fragmentation of chrome.dll at startup.BUG=98033TEST=None

chrome/browser/fragmentation_checker_win.h

Index: chrome/browser/fragmentation_checker_win.h
===================================================================
--- chrome/browser/fragmentation_checker_win.h	(revision 0)
+++ chrome/browser/fragmentation_checker_win.h	(revision 0)
@@ -0,0 +1,27 @@
+// Copyright (c) 2011 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_FRAGMENTATION_CHECKER_WIN_H_
+#define CHROME_BROWSER_FRAGMENTATION_CHECKER_WIN_H_
+#pragma once
+
+#include "base/basictypes.h"

[tfarina, 2011/10/02 00:16:25]

nit: you don't need this include here.

[robertshield, 2011/10/03 01:46:36]

Thanks! Removed.

+
+class FilePath;
+
+namespace fragmentation_checker {
+
+// Returns the number of extents for the file at |file_path|. On
+// success, returns true and the count is placed in |file_extents_count|.
+bool CountFileExtents(const FilePath& file_path, int* file_extents_count);
+
+// Records fragmentation metrics for the current module. This records the number
+// of fragments the current module is stored in.
+// This will be used to determine whether pursuing more aggressive
+// manual defragmentation is worth the effort.
+void RecordFragmentationMetricForCurrentModule();
+
+}  // namespace fragmentation_checker
+
+#endif  // CHROME_BROWSER_FRAGMENTATION_CHECKER_WIN_H_
Property changes on: chrome\browser\fragmentation_checker_win.h
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Added: svn:eol-style
   + LF