chrome/browser/ui/webui/options/geolocation_options_handler.cc

   1 // Copyright 2013 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/ui/webui/options/geolocation_options_handler.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/metrics/field_trial.h"
   9 #include "chrome/common/chrome_switches.h"
  10 #include "content/public/browser/web_ui.h"
  11
  12 namespace options {
  13
  14 GeolocationOptionsHandler::GeolocationOptionsHandler() {}
  15
  16 GeolocationOptionsHandler::~GeolocationOptionsHandler() {}
  17
  18 void GeolocationOptionsHandler::GetLocalizedValues(
  19     base::DictionaryValue* localized_strings) {
  20 }
  21
  22 void GeolocationOptionsHandler::InitializePage() {
  23   DCHECK(web_ui());
  24
  25   const char kEnablePrefix[] = "Enable";
  26   const char kFieldTrialName[] = "GoogleNow";
  27   std::string enable_prefix(kEnablePrefix);
  28   std::string field_trial_result =
  29       base::FieldTrialList::FindFullName(kFieldTrialName);
  30   if (field_trial_result.compare(
  31           0,
  32           enable_prefix.length(),
  33           enable_prefix) == 0) {
  34     web_ui()->CallJavascriptFunction(
  35         "GeolocationOptions.showGeolocationOption");
  36   }
  37 }
  38
  39 }  // namespace options
  40