chrome/browser/safe_browsing/srt_field_trial_win.cc

   1 // Copyright 2015 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/safe_browsing/srt_field_trial_win.h"
   6
   7 #include "base/metrics/field_trial.h"
   8 #include "base/metrics/histogram.h"
   9 #include "components/variations/variations_associated_data.h"
  10
  11 namespace {
  12
  13 // Field trial strings.
  14 const char kSRTPromptTrial[] = "SRTPromptFieldTrial";
  15 const char kSRTCanaryGroup[] = "SRTCanary";
  16 const char kSRTPromptOffGroup[] = "Off";
  17 const char kSRTPromptSeedParam[] = "Seed";
  18
  19 const char kSRTElevationTrial[] = "SRTElevation";
  20 const char kSRTElevationAsNeededGroup[] = "AsNeeded";
  21
  22 // The download links of the Software Removal Tool.
  23 const char kMainSRTDownloadURL[] =
  24     "http://dl.google.com/dl"
  25     "/softwareremovaltool/win/chrome_cleanup_tool.exe?chrome-prompt=1";
  26 const char kCanarySRTDownloadURL[] =
  27     "http://dl.google.com/dl"
  28     "/softwareremovaltool/win/c/chrome_cleanup_tool.exe?chrome-prompt=1";
  29
  30 }  // namespace
  31
  32 namespace safe_browsing {
  33
  34 bool IsInSRTPromptFieldTrialGroups() {
  35   return base::FieldTrialList::FindFullName(kSRTPromptTrial) !=
  36          kSRTPromptOffGroup;
  37 }
  38
  39 bool SRTPromptNeedsElevationIcon() {
  40   return base::FieldTrialList::FindFullName(kSRTElevationTrial) !=
  41          kSRTElevationAsNeededGroup;
  42 }
  43
  44 const char* GetSRTDownloadURL() {
  45   if (base::FieldTrialList::FindFullName(kSRTPromptTrial) == kSRTCanaryGroup)
  46     return kCanarySRTDownloadURL;
  47   return kMainSRTDownloadURL;
  48 }
  49
  50 std::string GetIncomingSRTSeed() {
  51   return variations::GetVariationParamValue(kSRTPromptTrial,
  52                                             kSRTPromptSeedParam);
  53 }
  54
  55 void RecordSRTPromptHistogram(SRTPromptHistogramValue value) {
  56   UMA_HISTOGRAM_ENUMERATION("SoftwareReporter.PromptUsage", value,
  57                             SRT_PROMPT_MAX);
  58 }
  59
  60 void RecordReporterStepHistogram(SwReporterUmaValue value) {
  61   UMA_HISTOGRAM_ENUMERATION("SoftwareReporter.Step", value, SW_REPORTER_MAX);
  62 }
  63
  64 }  // namespace safe_browsing