plumb network upload into the task manager

chrome/browser/task_manager/test_task_manager.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/task_manager/test_task_manager.h"
 
 namespace task_manager {
 
 TestTaskManager::TestTaskManager()
     : handle_(base::kNullProcessHandle),
@@ skipping 117 matching lines @@
                                            base::TerminationStatus* out_status,
                                            int* out_error_code) const {
   DCHECK(out_status);
   DCHECK(out_error_code);
 
   *out_status = base::TERMINATION_STATUS_STILL_RUNNING;
   *out_error_code = 0;
 }
 
 int64_t TestTaskManager::GetNetworkUsage(TaskId task_id) const {
-  return -1;
+  return 0;
 }
 
 int64_t TestTaskManager::GetProcessTotalNetworkUsage(TaskId task_id) const {
   return -1;
 }
 
+int64_t TestTaskManager::GetCumulativeNetworkUsage(TaskId task_id) const {
+  return 0;
+}
+
+int64_t TestTaskManager::GetCumulativeProcessTotalNetworkUsage(
+    TaskId task_id) const {
+  return 0;
+}
+
 int64_t TestTaskManager::GetSqliteMemoryUsed(TaskId task_id) const {
   return -1;
 }
 
 bool TestTaskManager::GetV8Memory(TaskId task_id,
                                   int64_t* allocated,
                                   int64_t* used) const {
   return false;
 }
 
@@ skipping 29 matching lines @@
 
 base::TimeDelta TestTaskManager::GetRefreshTime() {
   return GetCurrentRefreshTime();
 }
 
 int64_t TestTaskManager::GetEnabledFlags() {
   return enabled_resources_flags();
 }
 
 }  // namespace task_manager