chrome/browser/android/uma_utils.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/android/uma_utils.h"
   6
   7 #include "jni/UmaUtils_jni.h"
   8
   9 namespace chrome {
  10 namespace android {
  11
  12 base::Time GetMainEntryPointTime() {
  13   JNIEnv* env = base::android::AttachCurrentThread();
  14   int64 startTimeUnixMs = Java_UmaUtils_getMainEntryPointTime(env);
  15   return base::Time::UnixEpoch() +
  16          base::TimeDelta::FromMilliseconds(startTimeUnixMs);
  17 }
  18
  19 bool RegisterStartupMetricUtils(JNIEnv* env) {
  20   return RegisterNativesImpl(env);
  21 }
  22
  23 }  // namespace android
  24 }  // namespace chrome