Add a task manager column that shows memory state of processes

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 33 matching lines @@
 
 int64_t TestTaskManager::GetSwappedMemoryUsage(TaskId task_id) const {
   return -1;
 }
 
 int64_t TestTaskManager::GetGpuMemoryUsage(TaskId task_id,
                                            bool* has_duplicates) const {
   return -1;
 }
 
+base::MemoryState TestTaskManager::GetMemoryState(TaskId task_id) const {
+  return base::MemoryState::UNKNOWN;
+}
+
 int TestTaskManager::GetIdleWakeupsPerSecond(TaskId task_id) const {
   return -1;
 }
 
 int TestTaskManager::GetNaClDebugStubPort(TaskId task_id) const {
   return -1;
 }
 
 void TestTaskManager::GetGDIHandles(TaskId task_id,
                                     int64_t* current,
@@ skipping 104 matching lines @@
 
 base::TimeDelta TestTaskManager::GetRefreshTime() {
   return GetCurrentRefreshTime();
 }
 
 int64_t TestTaskManager::GetEnabledFlags() {
   return enabled_resources_flags();
 }
 
 }  // namespace task_manager