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// 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_management/providers/task.h"
namespace task_management {
namespace {
// The last ID given to the previously created task.
int64 g_last_id = 0;
} // namespace
Task::Task(const base::string16& title,
const gfx::ImageSkia* icon,
base::ProcessHandle handle)
: task_id_(g_last_id++),
network_usage_(-1),
current_byte_count_(-1),
title_(title),
icon_(icon ? *icon : gfx::ImageSkia()),
process_handle_(handle),
process_id_(base::GetProcId(handle)) {
}
Task::~Task() {
}
void Task::Activate() {
}
void Task::Refresh(const base::TimeDelta& update_interval) {
// TODO(afakhry): Add code here to skip this when network usage refresh has
// never been requested.
if (current_byte_count_ == -1)
return;
network_usage_ =
(current_byte_count_ * base::TimeDelta::FromSeconds(1)) / update_interval;
// Reset the current byte count for this task.
current_byte_count_ = 0;
}
void Task::OnNetworkBytesRead(int64 bytes_read) {
if (current_byte_count_ == -1)
current_byte_count_ = 0;
current_byte_count_ += bytes_read;
}
base::string16 Task::GetProfileName() const {
return base::string16();
}
bool Task::ReportsSqliteMemory() const {
return GetSqliteMemoryUsed() != -1;
}
int64 Task::GetSqliteMemoryUsed() const {
return -1;
}
bool Task::ReportsV8Memory() const {
return GetV8MemoryAllocated() != -1;
}
int64 Task::GetV8MemoryAllocated() const {
return -1;
}
int64 Task::GetV8MemoryUsed() const {
return -1;
}
bool Task::ReportsWebCacheStats() const {
return false;
}
blink::WebCache::ResourceTypeStats Task::GetWebCacheStats() const {
return blink::WebCache::ResourceTypeStats();
}
bool Task::ReportsNetworkUsage() const {
return network_usage_ != -1;
}
} // namespace task_management
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