Removed callbacks to JNI functions + added gzip compressed seed support & pulling response time

chrome/browser/metrics/variations/chrome_variations_service_client.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/metrics/variations/chrome_variations_service_client.h"
 
 #include "base/bind.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/common/channel_info.h"
 #include "components/version_info/version_info.h"
 #include "content/public/browser/browser_thread.h"
 
 #if !defined(OS_ANDROID) && !defined(OS_IOS) && !defined(OS_CHROMEOS)
 #include "chrome/browser/upgrade_detector_impl.h"
 #endif
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #endif
 
-#if defined(OS_ANDROID)
-#include "components/variations/android/variations_seed_bridge.h"
-#endif  // OS_ANDROID
-
 namespace {
 
 // Gets the version number to use for variations seed simulation. Must be called
 // on a thread where IO is allowed.
 base::Version GetVersionForSimulation() {
 #if !defined(OS_ANDROID) && !defined(OS_IOS) && !defined(OS_CHROMEOS)
   const base::Version installed_version =
       UpgradeDetectorImpl::GetCurrentlyInstalledVersion();
   if (installed_version.IsValid())
     return installed_version;
@@ skipping 41 matching lines @@
     std::string* parameter) {
 #if defined(OS_CHROMEOS)
   chromeos::CrosSettings::Get()->GetString(
       chromeos::kVariationsRestrictParameter, parameter);
   return true;
 #else
   return false;
 #endif
 }
 
-variations::VariationsFirstRunSeedCallback
-ChromeVariationsServiceClient::GetVariationsFirstRunSeedCallback() {
-#if defined(OS_ANDROID)
-  return base::Bind(&variations::android::GetVariationsFirstRunSeed);
-#else   // OS_ANDROID
-  return variations::VariationsFirstRunSeedCallback();
-#endif  // OS_ANDROID
-}
-
 void ChromeVariationsServiceClient::OnInitialStartup() {
 #if defined(OS_WIN)
   StartGoogleUpdateRegistrySync();
 #endif
 }
 
 #if defined(OS_WIN)
 void ChromeVariationsServiceClient::StartGoogleUpdateRegistrySync() {
   registry_syncer_.RequestRegistrySync();
 }
 #endif