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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_ | 5 #ifndef CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_ |
6 #define CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_ | 6 #define CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
11 #include "base/gtest_prod_util.h" | 11 #include "base/gtest_prod_util.h" |
12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
13 #include "base/metrics/field_trial.h" | 13 #include "base/metrics/field_trial.h" |
14 #include "base/time.h" | 14 #include "base/time.h" |
15 #include "base/timer.h" | 15 #include "base/timer.h" |
16 #include "chrome/browser/metrics/proto/study.pb.h" | 16 #include "chrome/browser/metrics/proto/study.pb.h" |
17 #include "chrome/browser/metrics/proto/trials_seed.pb.h" | 17 #include "chrome/browser/metrics/proto/trials_seed.pb.h" |
18 #include "chrome/browser/metrics/variations/resource_request_allowed_notifier.h" | 18 #include "chrome/browser/metrics/variations/resource_request_allowed_notifier.h" |
19 #include "chrome/common/chrome_version_info.h" | 19 #include "chrome/common/chrome_version_info.h" |
20 #include "googleurl/src/gurl.h" | 20 #include "googleurl/src/gurl.h" |
21 #include "net/url_request/url_fetcher_delegate.h" | 21 #include "net/url_request/url_fetcher_delegate.h" |
22 | 22 |
23 #if defined(OS_WIN) | 23 #if defined(OS_WIN) |
24 #include "chrome/browser/metrics/variations/variations_registry_syncer_win.h" | 24 #include "chrome/browser/metrics/variations/variations_registry_syncer_win.h" |
25 #endif | 25 #endif |
26 | 26 |
27 class PrefService; | 27 class PrefService; |
28 class PrefServiceSimple; | 28 class PrefRegistrySimple; |
29 | 29 |
30 namespace chrome_variations { | 30 namespace chrome_variations { |
31 | 31 |
32 // Used to setup field trials based on stored variations seed data, and fetch | 32 // Used to setup field trials based on stored variations seed data, and fetch |
33 // new seed data from the variations server. | 33 // new seed data from the variations server. |
34 class VariationsService | 34 class VariationsService |
35 : public net::URLFetcherDelegate, | 35 : public net::URLFetcherDelegate, |
36 public ResourceRequestAllowedNotifier::Observer { | 36 public ResourceRequestAllowedNotifier::Observer { |
37 public: | 37 public: |
38 virtual ~VariationsService(); | 38 virtual ~VariationsService(); |
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49 | 49 |
50 #if defined(OS_WIN) | 50 #if defined(OS_WIN) |
51 // Starts syncing Google Update Variation IDs with the registry. | 51 // Starts syncing Google Update Variation IDs with the registry. |
52 void StartGoogleUpdateRegistrySync(); | 52 void StartGoogleUpdateRegistrySync(); |
53 #endif | 53 #endif |
54 | 54 |
55 // Exposed for testing. | 55 // Exposed for testing. |
56 void SetCreateTrialsFromSeedCalledForTesting(bool called); | 56 void SetCreateTrialsFromSeedCalledForTesting(bool called); |
57 | 57 |
58 // Register Variations related prefs in Local State. | 58 // Register Variations related prefs in Local State. |
59 static void RegisterPrefs(PrefServiceSimple* prefs); | 59 static void RegisterPrefs(PrefRegistrySimple* registry); |
60 | 60 |
61 // Factory method for creating a VariationsService. | 61 // Factory method for creating a VariationsService. |
62 static VariationsService* Create(); | 62 static VariationsService* Create(); |
63 | 63 |
64 protected: | 64 protected: |
65 // Starts the fetching process once, where |OnURLFetchComplete| is called with | 65 // Starts the fetching process once, where |OnURLFetchComplete| is called with |
66 // the response. | 66 // the response. |
67 virtual void DoActualFetch(); | 67 virtual void DoActualFetch(); |
68 | 68 |
69 // This constructor exists for injecting a mock notifier. It is meant for | 69 // This constructor exists for injecting a mock notifier. It is meant for |
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185 | 185 |
186 #if defined(OS_WIN) | 186 #if defined(OS_WIN) |
187 // Helper that handles synchronizing Variations with the Registry. | 187 // Helper that handles synchronizing Variations with the Registry. |
188 VariationsRegistrySyncer registry_syncer_; | 188 VariationsRegistrySyncer registry_syncer_; |
189 #endif | 189 #endif |
190 }; | 190 }; |
191 | 191 |
192 } // namespace chrome_variations | 192 } // namespace chrome_variations |
193 | 193 |
194 #endif // CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_ | 194 #endif // CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_ |
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