src/chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings_factory.cc

   1 // Copyright 2014 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 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings_factory.h"
   6
   7 #include "base/bind.h"
   8 #include "base/memory/singleton.h"
   9 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.h"
  10 #include "components/data_reduction_proxy/browser/data_reduction_proxy_params.h"
  11 #include "components/data_reduction_proxy/browser/data_reduction_proxy_usage_stats.h"
  12 #include "components/keyed_service/content/browser_context_dependency_manager.h"
  13 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  14 #include "content/public/browser/browser_thread.h"
  15
  16 using content::BrowserThread;
  17 using data_reduction_proxy::DataReductionProxyParams;
  18 using data_reduction_proxy::DataReductionProxyUsageStats;
  19
  20 // static
  21 DataReductionProxyChromeSettings*
  22 DataReductionProxyChromeSettingsFactory::GetForBrowserContext(
  23     content::BrowserContext* context) {
  24   return static_cast<DataReductionProxyChromeSettings*>(
  25       GetInstance()->GetServiceForBrowserContext(context, true));
  26 }
  27
  28 // static
  29 bool
  30 DataReductionProxyChromeSettingsFactory::HasDataReductionProxyChromeSettings(
  31     content::BrowserContext* context) {
  32   return GetInstance()->GetServiceForBrowserContext(context, false) != NULL;
  33 }
  34
  35 // static
  36 DataReductionProxyChromeSettingsFactory*
  37 DataReductionProxyChromeSettingsFactory::GetInstance() {
  38   return Singleton<DataReductionProxyChromeSettingsFactory>::get();
  39 }
  40
  41
  42 DataReductionProxyChromeSettingsFactory::
  43     DataReductionProxyChromeSettingsFactory()
  44     : BrowserContextKeyedServiceFactory(
  45         "DataReductionProxyChromeSettings",
  46         BrowserContextDependencyManager::GetInstance()) {
  47 }
  48
  49 DataReductionProxyChromeSettingsFactory::
  50     ~DataReductionProxyChromeSettingsFactory() {
  51 }
  52
  53 KeyedService* DataReductionProxyChromeSettingsFactory::BuildServiceInstanceFor(
  54     content::BrowserContext* context) const {
  55   int flags = 0;
  56   if (DataReductionProxyParams::IsIncludedInFieldTrial()) {
  57     flags |= (DataReductionProxyParams::kAllowed |
  58               DataReductionProxyParams::kFallbackAllowed);
  59   }
  60   if (DataReductionProxyParams::IsIncludedInAlternativeFieldTrial())
  61     flags |= DataReductionProxyParams::kAlternativeAllowed;
  62   if (DataReductionProxyParams::IsIncludedInPromoFieldTrial())
  63     flags |= DataReductionProxyParams::kPromoAllowed;
  64   if (DataReductionProxyParams::IsIncludedInHoldbackFieldTrial())
  65     flags |= DataReductionProxyParams::kHoldback;
  66
  67   return new DataReductionProxyChromeSettings(
  68       new DataReductionProxyParams(flags));
  69 }