webkit/browser/appcache/appcache_histograms.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef WEBKIT_BROWSER_APPCACHE_APPCACHE_HISTOGRAMS_H_
   6 #define WEBKIT_BROWSER_APPCACHE_APPCACHE_HISTOGRAMS_H_
   7
   8 #include "base/basictypes.h"
   9
  10 namespace base {
  11 class TimeDelta;
  12 }
  13
  14 namespace appcache {
  15
  16 class AppCacheHistograms {
  17  public:
  18   enum InitResultType {
  19     INIT_OK, SQL_DATABASE_ERROR, DISK_CACHE_ERROR,
  20     NUM_INIT_RESULT_TYPES
  21   };
  22   static void CountInitResult(InitResultType init_result);
  23   static void CountReinitAttempt(bool repeated_attempt);
  24
  25   enum CheckResponseResultType {
  26     RESPONSE_OK, MANIFEST_OUT_OF_DATE, RESPONSE_OUT_OF_DATE, ENTRY_NOT_FOUND,
  27     READ_HEADERS_ERROR, READ_DATA_ERROR, UNEXPECTED_DATA_SIZE, CHECK_CANCELED,
  28     NUM_CHECK_RESPONSE_RESULT_TYPES
  29   };
  30   static void CountCheckResponseResult(CheckResponseResultType result);
  31
  32   static void AddTaskQueueTimeSample(const base::TimeDelta& duration);
  33   static void AddTaskRunTimeSample(const base::TimeDelta& duration);
  34   static void AddCompletionQueueTimeSample(const base::TimeDelta& duration);
  35   static void AddCompletionRunTimeSample(const base::TimeDelta& duration);
  36   static void AddNetworkJobStartDelaySample(const base::TimeDelta& duration);
  37   static void AddErrorJobStartDelaySample(const base::TimeDelta& duration);
  38   static void AddAppCacheJobStartDelaySample(const base::TimeDelta& duration);
  39   static void AddMissingManifestEntrySample();
  40
  41   enum MissingManifestCallsiteType {
  42     CALLSITE_0, CALLSITE_1, CALLSITE_2, CALLSITE_3,
  43     NUM_MISSING_MANIFEST_CALLSITE_TYPES
  44   };
  45   static void AddMissingManifestDetectedAtCallsite(
  46       MissingManifestCallsiteType type);
  47
  48  private:
  49   DISALLOW_IMPLICIT_CONSTRUCTORS(AppCacheHistograms);
  50 };
  51
  52 }  // namespace appcache
  53
  54 #endif  // WEBKIT_BROWSER_APPCACHE_APPCACHE_HISTOGRAMS_H_